rename ProvePayload to ProveRequest

- add `TlsTranscript` fixture for testing
- refactor and simplify the commit flow
- change how the TLS transcript is committed
  - tag verification is still done for the whole transcript
  - plaintext authentication is only done where needed
  - encoding adjustments are only transmitted for needed ranges
  - makes `prove` and `verify` functions more efficient and callable more than once
- decoding now supports server-write-key decoding without authentication
- add more tests

.github/workflows/ci.yml

@@ -18,11 +18,10 @@ env:
   # We need a higher number of parallel rayon tasks than the default (which is 4)
   # in order to prevent a deadlock, c.f.
   #   - https://github.com/tlsnotary/tlsn/issues/548
-  #   - https://github.com/privacy-ethereum/mpz/issues/178
+  #   - https://github.com/privacy-scaling-explorations/mpz/issues/178
   # 32 seems to be big enough for the foreseeable future
   RAYON_NUM_THREADS: 32
-  RUST_VERSION: 1.92.0
-  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  RUST_VERSION: 1.89.0
 
 jobs:
   clippy:
@@ -33,7 +32,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install rust toolchain
-        uses: dtolnay/rust-toolchain@master
+        uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: ${{ env.RUST_VERSION }}
           components: clippy
@@ -42,7 +41,7 @@ jobs:
         uses: Swatinem/rust-cache@v2.7.7
 
       - name: Clippy
-        run: cargo clippy --keep-going --all-features --all-targets --locked
+        run: cargo clippy --keep-going --all-features --all-targets --locked -- -D warnings
 
   fmt:
     name: Check formatting

.github/workflows/releng.yml

@@ -6,7 +6,7 @@ on:
       tag:
         description: 'Tag to publish to NPM'
         required: true
-        default: 'v0.1.0-alpha.14-pre'
+        default: 'v0.1.0-alpha.13-pre'
 
 jobs:
   release:

.github/workflows/rustdoc.yml

@@ -23,6 +23,7 @@ jobs:
       - name: "rustdoc"
         run: crates/wasm/build-docs.sh
 
+
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
         if: ${{ github.ref == 'refs/heads/dev' }}

.github/workflows/updatemain.yml

@@ -1,7 +1,6 @@
 name: Fast-forward main branch to published release tag
 
 on:
-  workflow_dispatch:
   release:
     types: [published]
 

Cargo.toml

@@ -13,6 +13,7 @@ members = [
     "crates/server-fixture/server",
     "crates/tls/backend",
     "crates/tls/client",
+    "crates/tls/client-async",
     "crates/tls/core",
     "crates/mpc-tls",
     "crates/tls/server-fixture",
@@ -56,6 +57,7 @@ tlsn-server-fixture = { path = "crates/server-fixture/server" }
 tlsn-server-fixture-certs = { path = "crates/server-fixture/certs" }
 tlsn-tls-backend = { path = "crates/tls/backend" }
 tlsn-tls-client = { path = "crates/tls/client" }
+tlsn-tls-client-async = { path = "crates/tls/client-async" }
 tlsn-tls-core = { path = "crates/tls/core" }
 tlsn-utils = { git = "https://github.com/tlsnotary/tlsn-utils", rev = "6168663" }
 tlsn-harness-core = { path = "crates/harness/core" }
@@ -64,28 +66,25 @@ tlsn-harness-runner = { path = "crates/harness/runner" }
 tlsn-wasm = { path = "crates/wasm" }
 tlsn = { path = "crates/tlsn" }
 
-mpz-circuits = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-circuits-data = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-memory-core = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-common = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-core = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-vm-core = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-garble = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-garble-core = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-ole = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-ot = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-share-conversion = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-fields = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-zk = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-hash = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
-mpz-ideal-vm = { git = "https://github.com/privacy-ethereum/mpz", rev = "9c343f8" }
+mpz-circuits = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-memory-core = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-common = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-core = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-vm-core = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-garble = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-garble-core = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-ole = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-ot = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-share-conversion = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-fields = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-zk = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
+mpz-hash = { git = "https://github.com/privacy-scaling-explorations/mpz", rev = "3d90b6c" }
 
-futures-plex = { git = "https://github.com/tlsnotary/tlsn-utils", rev = "c210f2f" }
-rangeset = { version = "0.4" }
+rangeset = { version = "0.2" }
 serio = { version = "0.2" }
-spansy = { git = "https://github.com/tlsnotary/tlsn-utils", rev = "6f1a934" }
+spansy = { git = "https://github.com/tlsnotary/tlsn-utils", rev = "6168663" }
 uid-mux = { version = "0.2" }
-websocket-relay = { git = "https://github.com/tlsnotary/tlsn-utils", rev = "6f1a934" }
+websocket-relay = { git = "https://github.com/tlsnotary/tlsn-utils", rev = "6168663" }
 
 aead = { version = "0.4" }
 aes = { version = "0.8" }
@@ -101,7 +100,7 @@ bytes = { version = "1.4" }
 cfg-if = { version = "1" }
 chromiumoxide = { version = "0.7" }
 chrono = { version = "0.4" }
-cipher = { version = "0.4" }
+cipher-crypto = { package = "cipher", version = "0.4" }
 clap = { version = "4.5" }
 criterion = { version = "0.5" }
 ctr = { version = "0.9" }
@@ -111,7 +110,7 @@ elliptic-curve = { version = "0.13" }
 enum-try-as-inner = { version = "0.1" }
 env_logger = { version = "0.10" }
 futures = { version = "0.3" }
-futures-rustls = { version = "0.25" }
+futures-rustls = { version = "0.26" }
 generic-array = { version = "0.14" }
 ghash = { version = "0.5" }
 hex = { version = "0.4" }
@@ -124,6 +123,7 @@ inventory = { version = "0.3" }
 itybity = { version = "0.2" }
 js-sys = { version = "0.3" }
 k256 = { version = "0.13" }
+lipsum = { version = "0.9" }
 log = { version = "0.4" }
 once_cell = { version = "1.19" }
 opaque-debug = { version = "0.3" }

crates/attestation/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "tlsn-attestation"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2024"
 
 [features]
@@ -9,7 +9,7 @@ fixtures = ["tlsn-core/fixtures", "dep:tlsn-data-fixtures"]
 
 [dependencies]
 tlsn-tls-core = { workspace = true }
-tlsn-core = { workspace = true, features = ["mozilla-certs"] }
+tlsn-core = { workspace = true }
 tlsn-data-fixtures = { workspace = true, optional = true }
 
 bcs = { workspace = true }
@@ -23,9 +23,9 @@ thiserror = { workspace = true }
 tiny-keccak = { workspace = true, features = ["keccak"] }
 
 [dev-dependencies]
-alloy-primitives = { version = "1.3.1", default-features = false }
-alloy-signer = { version = "1.0", default-features = false }
-alloy-signer-local = { version = "1.0", default-features = false }
+alloy-primitives = { version = "0.8.22", default-features = false }
+alloy-signer = { version = "0.12", default-features = false }
+alloy-signer-local = { version = "0.12", default-features = false }
 rand06-compat = { workspace = true }
 rstest = { workspace = true }
 tlsn-core = { workspace = true, features = ["fixtures"] }

crates/attestation/src/builder.rs

@@ -5,7 +5,7 @@ use rand::{Rng, rng};
 use tlsn_core::{
     connection::{ConnectionInfo, ServerEphemKey},
     hash::HashAlgId,
-    transcript::{TranscriptCommitment, encoding::EncoderSecret},
+    transcript::TranscriptCommitment,
 };
 
 use crate::{
@@ -25,7 +25,6 @@ pub struct Sign {
     connection_info: Option<ConnectionInfo>,
     server_ephemeral_key: Option<ServerEphemKey>,
     cert_commitment: ServerCertCommitment,
-    encoder_secret: Option<EncoderSecret>,
     extensions: Vec<Extension>,
     transcript_commitments: Vec<TranscriptCommitment>,
 }
@@ -87,7 +86,6 @@ impl<'a> AttestationBuilder<'a, Accept> {
                 connection_info: None,
                 server_ephemeral_key: None,
                 cert_commitment,
-                encoder_secret: None,
                 transcript_commitments: Vec::new(),
                 extensions,
             },
@@ -108,12 +106,6 @@ impl AttestationBuilder<'_, Sign> {
         self
     }
 
-    /// Sets the secret for encoding commitments.
-    pub fn encoder_secret(&mut self, secret: EncoderSecret) -> &mut Self {
-        self.state.encoder_secret = Some(secret);
-        self
-    }
-
     /// Adds an extension to the attestation.
     pub fn extension(&mut self, extension: Extension) -> &mut Self {
         self.state.extensions.push(extension);
@@ -137,7 +129,6 @@ impl AttestationBuilder<'_, Sign> {
             connection_info,
             server_ephemeral_key,
             cert_commitment,
-            encoder_secret,
             extensions,
             transcript_commitments,
         } = self.state;
@@ -168,7 +159,6 @@ impl AttestationBuilder<'_, Sign> {
                 AttestationBuilderError::new(ErrorKind::Field, "handshake data was not set")
             })?),
             cert_commitment: field_id.next(cert_commitment),
-            encoder_secret: encoder_secret.map(|secret| field_id.next(secret)),
             extensions: extensions
                 .into_iter()
                 .map(|extension| field_id.next(extension))

crates/attestation/src/fixtures.rs

@@ -1,4 +1,5 @@
 //! Attestation fixtures.
+
 use tlsn_core::{
     connection::{CertBinding, CertBindingV1_2},
     fixtures::ConnectionFixture,
@@ -12,10 +13,7 @@ use tlsn_core::{
 use crate::{
     Attestation, AttestationConfig, CryptoProvider, Extension,
     request::{Request, RequestConfig},
-    signing::{
-        KeyAlgId, SignatureAlgId, SignatureVerifier, SignatureVerifierProvider, Signer,
-        SignerProvider,
-    },
+    signing::SignatureAlgId,
 };
 
 /// A Request fixture used for testing.
@@ -104,8 +102,7 @@ pub fn attestation_fixture(
     let mut provider = CryptoProvider::default();
     match signature_alg {
         SignatureAlgId::SECP256K1 => provider.signer.set_secp256k1(&[42u8; 32]).unwrap(),
-        SignatureAlgId::SECP256K1ETH => provider.signer.set_secp256k1eth(&[43u8; 32]).unwrap(),
-        SignatureAlgId::SECP256R1 => provider.signer.set_secp256r1(&[44u8; 32]).unwrap(),
+        SignatureAlgId::SECP256R1 => provider.signer.set_secp256r1(&[42u8; 32]).unwrap(),
         _ => unimplemented!(),
     };
 
@@ -125,68 +122,3 @@ pub fn attestation_fixture(
 
     attestation_builder.build(&provider).unwrap()
 }
-
-/// Returns a crypto provider which supports only a custom signature alg.
-pub fn custom_provider_fixture() -> CryptoProvider {
-    const CUSTOM_SIG_ALG_ID: SignatureAlgId = SignatureAlgId::new(128);
-
-    // A dummy signer.
-    struct DummySigner {}
-    impl Signer for DummySigner {
-        fn alg_id(&self) -> SignatureAlgId {
-            CUSTOM_SIG_ALG_ID
-        }
-
-        fn sign(
-            &self,
-            msg: &[u8],
-        ) -> Result<crate::signing::Signature, crate::signing::SignatureError> {
-            Ok(crate::signing::Signature {
-                alg: CUSTOM_SIG_ALG_ID,
-                data: msg.to_vec(),
-            })
-        }
-
-        fn verifying_key(&self) -> crate::signing::VerifyingKey {
-            crate::signing::VerifyingKey {
-                alg: KeyAlgId::new(128),
-                data: vec![1, 2, 3, 4],
-            }
-        }
-    }
-
-    // A dummy verifier.
-    struct DummyVerifier {}
-    impl SignatureVerifier for DummyVerifier {
-        fn alg_id(&self) -> SignatureAlgId {
-            CUSTOM_SIG_ALG_ID
-        }
-
-        fn verify(
-            &self,
-            _key: &crate::signing::VerifyingKey,
-            msg: &[u8],
-            sig: &[u8],
-        ) -> Result<(), crate::signing::SignatureError> {
-            if msg == sig {
-                Ok(())
-            } else {
-                Err(crate::signing::SignatureError::from_str(
-                    "invalid signature",
-                ))
-            }
-        }
-    }
-
-    let mut provider = CryptoProvider::default();
-
-    let mut signer_provider = SignerProvider::default();
-    signer_provider.set_signer(Box::new(DummySigner {}));
-    provider.signer = signer_provider;
-
-    let mut verifier_provider = SignatureVerifierProvider::empty();
-    verifier_provider.set_verifier(Box::new(DummyVerifier {}));
-    provider.signature = verifier_provider;
-
-    provider
-}

crates/attestation/src/lib.rs

@@ -219,7 +219,7 @@ use tlsn_core::{
     connection::{ConnectionInfo, ServerEphemKey},
     hash::{Hash, HashAlgorithm, TypedHash},
     merkle::MerkleTree,
-    transcript::{TranscriptCommitment, encoding::EncoderSecret},
+    transcript::TranscriptCommitment,
 };
 
 use crate::{
@@ -327,7 +327,6 @@ pub struct Body {
     connection_info: Field<ConnectionInfo>,
     server_ephemeral_key: Field<ServerEphemKey>,
     cert_commitment: Field<ServerCertCommitment>,
-    encoder_secret: Option<Field<EncoderSecret>>,
     extensions: Vec<Field<Extension>>,
     transcript_commitments: Vec<Field<TranscriptCommitment>>,
 }
@@ -373,7 +372,6 @@ impl Body {
             connection_info: conn_info,
             server_ephemeral_key,
             cert_commitment,
-            encoder_secret,
             extensions,
             transcript_commitments,
         } = self;
@@ -391,13 +389,6 @@ impl Body {
             ),
         ];
 
-        if let Some(encoder_secret) = encoder_secret {
-            fields.push((
-                encoder_secret.id,
-                hasher.hash_separated(&encoder_secret.data),
-            ));
-        }
-
         for field in extensions.iter() {
             fields.push((field.id, hasher.hash_separated(&field.data)));
         }

crates/attestation/src/presentation.rs

@@ -91,11 +91,6 @@ impl Presentation {
                 transcript.verify_with_provider(
                     &provider.hash,
                     &attestation.body.connection_info().transcript_length,
-                    attestation
-                        .body
-                        .encoder_secret
-                        .as_ref()
-                        .map(|field| &field.data),
                     attestation.body.transcript_commitments(),
                 )
             })

crates/attestation/src/request.rs

@@ -20,10 +20,7 @@ use serde::{Deserialize, Serialize};
 
 use tlsn_core::hash::HashAlgId;
 
-use crate::{
-    Attestation, CryptoProvider, Extension, connection::ServerCertCommitment,
-    serialize::CanonicalSerialize, signing::SignatureAlgId,
-};
+use crate::{Attestation, Extension, connection::ServerCertCommitment, signing::SignatureAlgId};
 
 pub use builder::{RequestBuilder, RequestBuilderError};
 pub use config::{RequestConfig, RequestConfigBuilder, RequestConfigBuilderError};
@@ -44,102 +41,44 @@ impl Request {
     }
 
     /// Validates the content of the attestation against this request.
-    pub fn validate(
-        &self,
-        attestation: &Attestation,
-        provider: &CryptoProvider,
-    ) -> Result<(), AttestationValidationError> {
+    pub fn validate(&self, attestation: &Attestation) -> Result<(), InconsistentAttestation> {
         if attestation.signature.alg != self.signature_alg {
-            return Err(AttestationValidationError::inconsistent(format!(
+            return Err(InconsistentAttestation(format!(
                 "signature algorithm: expected {:?}, got {:?}",
                 self.signature_alg, attestation.signature.alg
             )));
         }
 
         if attestation.header.root.alg != self.hash_alg {
-            return Err(AttestationValidationError::inconsistent(format!(
+            return Err(InconsistentAttestation(format!(
                 "hash algorithm: expected {:?}, got {:?}",
                 self.hash_alg, attestation.header.root.alg
             )));
         }
 
         if attestation.body.cert_commitment() != &self.server_cert_commitment {
-            return Err(AttestationValidationError::inconsistent(
-                "server certificate commitment does not match",
+            return Err(InconsistentAttestation(
+                "server certificate commitment does not match".to_string(),
             ));
         }
 
         // TODO: improve the O(M*N) complexity of this check.
         for extension in &self.extensions {
             if !attestation.body.extensions().any(|e| e == extension) {
-                return Err(AttestationValidationError::inconsistent(
-                    "extension is missing from the attestation",
+                return Err(InconsistentAttestation(
+                    "extension is missing from the attestation".to_string(),
                 ));
             }
         }
 
-        let verifier = provider
-            .signature
-            .get(&attestation.signature.alg)
-            .map_err(|_| {
-                AttestationValidationError::provider(format!(
-                    "provider not configured for signature algorithm id {:?}",
-                    attestation.signature.alg,
-                ))
-            })?;
-
-        verifier
-            .verify(
-                &attestation.body.verifying_key.data,
-                &CanonicalSerialize::serialize(&attestation.header),
-                &attestation.signature.data,
-            )
-            .map_err(|_| {
-                AttestationValidationError::inconsistent("failed to verify the signature")
-            })?;
-
         Ok(())
     }
 }
 
 /// Error for [`Request::validate`].
 #[derive(Debug, thiserror::Error)]
-#[error("attestation validation error: {kind}: {message}")]
-pub struct AttestationValidationError {
-    kind: ErrorKind,
-    message: String,
-}
-
-impl AttestationValidationError {
-    fn inconsistent(msg: impl Into<String>) -> Self {
-        Self {
-            kind: ErrorKind::Inconsistent,
-            message: msg.into(),
-        }
-    }
-
-    fn provider(msg: impl Into<String>) -> Self {
-        Self {
-            kind: ErrorKind::Provider,
-            message: msg.into(),
-        }
-    }
-}
-
-#[derive(Debug)]
-enum ErrorKind {
-    Inconsistent,
-    Provider,
-}
-
-impl std::fmt::Display for ErrorKind {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            ErrorKind::Inconsistent => write!(f, "inconsistent"),
-            ErrorKind::Provider => write!(f, "provider"),
-        }
-    }
-}
+#[error("inconsistent attestation: {0}")]
+pub struct InconsistentAttestation(String);
 
 #[cfg(test)]
 mod test {
@@ -154,8 +93,7 @@ mod test {
     use crate::{
         CryptoProvider,
         connection::ServerCertOpening,
-        fixtures::{RequestFixture, attestation_fixture, custom_provider_fixture, request_fixture},
-        request::{AttestationValidationError, ErrorKind},
+        fixtures::{RequestFixture, attestation_fixture, request_fixture},
         signing::SignatureAlgId,
     };
 
@@ -175,9 +113,7 @@ mod test {
         let attestation =
             attestation_fixture(request.clone(), connection, SignatureAlgId::SECP256K1, &[]);
 
-        let provider = CryptoProvider::default();
-
-        assert!(request.validate(&attestation, &provider).is_ok())
+        assert!(request.validate(&attestation).is_ok())
     }
 
     #[test]
@@ -198,9 +134,7 @@ mod test {
 
         request.signature_alg = SignatureAlgId::SECP256R1;
 
-        let provider = CryptoProvider::default();
-
-        let res = request.validate(&attestation, &provider);
+        let res = request.validate(&attestation);
         assert!(res.is_err());
     }
 
@@ -222,9 +156,7 @@ mod test {
 
         request.hash_alg = HashAlgId::SHA256;
 
-        let provider = CryptoProvider::default();
-
-        let res = request.validate(&attestation, &provider);
+        let res = request.validate(&attestation);
         assert!(res.is_err())
     }
 
@@ -252,62 +184,11 @@ mod test {
         });
         let opening = ServerCertOpening::new(server_cert_data);
 
-        let provider = CryptoProvider::default();
+        let crypto_provider = CryptoProvider::default();
         request.server_cert_commitment =
-            opening.commit(provider.hash.get(&HashAlgId::BLAKE3).unwrap());
+            opening.commit(crypto_provider.hash.get(&HashAlgId::BLAKE3).unwrap());
 
-        let res = request.validate(&attestation, &provider);
+        let res = request.validate(&attestation);
         assert!(res.is_err())
     }
-
-    #[test]
-    fn test_wrong_sig() {
-        let transcript = Transcript::new(GET_WITH_HEADER, OK_JSON);
-        let connection = ConnectionFixture::tlsnotary(transcript.length());
-
-        let RequestFixture { request, .. } = request_fixture(
-            transcript,
-            encoding_provider(GET_WITH_HEADER, OK_JSON),
-            connection.clone(),
-            Blake3::default(),
-            Vec::new(),
-        );
-
-        let mut attestation =
-            attestation_fixture(request.clone(), connection, SignatureAlgId::SECP256K1, &[]);
-
-        // Corrupt the signature.
-        attestation.signature.data[1] = attestation.signature.data[1].wrapping_add(1);
-
-        let provider = CryptoProvider::default();
-
-        assert!(request.validate(&attestation, &provider).is_err())
-    }
-
-    #[test]
-    fn test_wrong_provider() {
-        let transcript = Transcript::new(GET_WITH_HEADER, OK_JSON);
-        let connection = ConnectionFixture::tlsnotary(transcript.length());
-
-        let RequestFixture { request, .. } = request_fixture(
-            transcript,
-            encoding_provider(GET_WITH_HEADER, OK_JSON),
-            connection.clone(),
-            Blake3::default(),
-            Vec::new(),
-        );
-
-        let attestation =
-            attestation_fixture(request.clone(), connection, SignatureAlgId::SECP256K1, &[]);
-
-        let provider = custom_provider_fixture();
-
-        assert!(matches!(
-            request.validate(&attestation, &provider),
-            Err(AttestationValidationError {
-                kind: ErrorKind::Provider,
-                ..
-            })
-        ))
-    }
 }

crates/attestation/src/serialize.rs

@@ -49,6 +49,5 @@ impl_domain_separator!(tlsn_core::connection::ConnectionInfo);
 impl_domain_separator!(tlsn_core::connection::CertBinding);
 impl_domain_separator!(tlsn_core::transcript::TranscriptCommitment);
 impl_domain_separator!(tlsn_core::transcript::TranscriptSecret);
-impl_domain_separator!(tlsn_core::transcript::encoding::EncoderSecret);
 impl_domain_separator!(tlsn_core::transcript::encoding::EncodingCommitment);
 impl_domain_separator!(tlsn_core::transcript::hash::PlaintextHash);

crates/attestation/src/signing.rs

@@ -202,14 +202,6 @@ impl SignatureVerifierProvider {
             .map(|s| &**s)
             .ok_or(UnknownSignatureAlgId(*alg))
     }
-
-    /// Returns am empty provider.
-    #[cfg(any(test, feature = "fixtures"))]
-    pub fn empty() -> Self {
-        Self {
-            verifiers: HashMap::default(),
-        }
-    }
 }
 
 /// Signature verifier.
@@ -237,14 +229,6 @@ impl_domain_separator!(VerifyingKey);
 #[error("signature verification failed: {0}")]
 pub struct SignatureError(String);
 
-impl SignatureError {
-    /// Creates a new error with the given message.
-    #[allow(clippy::should_implement_trait)]
-    pub fn from_str(msg: &str) -> Self {
-        Self(msg.to_string())
-    }
-}
-
 /// A signature.
 #[derive(Debug, Clone, Deserialize, Serialize)]
 pub struct Signature {

crates/attestation/tests/api.rs

@@ -64,6 +64,7 @@ fn test_api() {
 
     let encoding_commitment = EncodingCommitment {
         root: encoding_tree.root(),
+        secret: encoder_secret(),
     };
 
     let request_config = RequestConfig::default();
@@ -95,13 +96,12 @@ fn test_api() {
         .connection_info(connection_info.clone())
         // Server key Notary received during handshake
         .server_ephemeral_key(server_ephemeral_key)
-        .encoder_secret(encoder_secret())
         .transcript_commitments(vec![TranscriptCommitment::Encoding(encoding_commitment)]);
 
     let attestation = attestation_builder.build(&provider).unwrap();
 
     // Prover validates the attestation is consistent with its request.
-    request.validate(&attestation, &provider).unwrap();
+    request.validate(&attestation).unwrap();
 
     let mut transcript_proof_builder = secrets.transcript_proof_builder();
 

crates/components/cipher/Cargo.toml

@@ -5,7 +5,7 @@ description = "This crate provides implementations of ciphers for two parties"
 keywords = ["tls", "mpc", "2pc", "aes"]
 categories = ["cryptography"]
 license = "MIT OR Apache-2.0"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]
@@ -15,7 +15,7 @@ workspace = true
 name = "cipher"
 
 [dependencies]
-mpz-circuits = { workspace = true, features = ["aes"] }
+mpz-circuits = { workspace = true }
 mpz-vm-core = { workspace = true }
 mpz-memory-core = { workspace = true }
 
@@ -24,9 +24,11 @@ thiserror = { workspace = true }
 aes = { workspace = true }
 
 [dev-dependencies]
-mpz-common = { workspace = true, features = ["test-utils"] }
-mpz-ideal-vm = { workspace = true }
+mpz-garble = { workspace = true }
+mpz-common = { workspace = true }
+mpz-ot = { workspace = true }
 
 tokio = { version = "1", features = ["macros", "rt", "rt-multi-thread"] }
+rand = { workspace = true }
 ctr = { workspace = true }
-cipher = { workspace = true }
+cipher-crypto = { workspace = true }

crates/components/cipher/src/aes/mod.rs

@@ -2,7 +2,7 @@
 
 use crate::{Cipher, CtrBlock, Keystream};
 use async_trait::async_trait;
-use mpz_circuits::{AES128_KS, AES128_POST_KS};
+use mpz_circuits::circuits::AES128;
 use mpz_memory_core::binary::{Binary, U8};
 use mpz_vm_core::{prelude::*, Call, Vm};
 use std::fmt::Debug;
@@ -12,35 +12,13 @@ mod error;
 pub use error::AesError;
 use error::ErrorKind;
 
-/// AES key schedule: 11 round keys, 16 bytes each.
-type KeySchedule = Array<U8, 176>;
-
 /// Computes AES-128.
 #[derive(Default, Debug)]
 pub struct Aes128 {
     key: Option<Array<U8, 16>>,
-    key_schedule: Option<KeySchedule>,
     iv: Option<Array<U8, 4>>,
 }
 
-impl Aes128 {
-    // Allocates key schedule.
-    //
-    // Expects the key to be already set.
-    fn alloc_key_schedule(&self, vm: &mut dyn Vm<Binary>) -> Result<KeySchedule, AesError> {
-        let ks: KeySchedule = vm
-            .call(
-                Call::builder(AES128_KS.clone())
-                    .arg(self.key.expect("key is set"))
-                    .build()
-                    .expect("call should be valid"),
-            )
-            .map_err(|err| AesError::new(ErrorKind::Vm, err))?;
-
-        Ok(ks)
-    }
-}
-
 #[async_trait]
 impl Cipher for Aes128 {
     type Error = AesError;
@@ -67,22 +45,18 @@ impl Cipher for Aes128 {
     }
 
     fn alloc_block(
-        &mut self,
+        &self,
         vm: &mut dyn Vm<Binary>,
         input: Array<U8, 16>,
     ) -> Result<Self::Block, Self::Error> {
-        self.key
+        let key = self
+            .key
             .ok_or_else(|| AesError::new(ErrorKind::Key, "key not set"))?;
 
-        if self.key_schedule.is_none() {
-            self.key_schedule = Some(self.alloc_key_schedule(vm)?);
-        }
-        let ks = *self.key_schedule.as_ref().expect("key schedule was set");
-
         let output = vm
             .call(
-                Call::builder(AES128_POST_KS.clone())
-                    .arg(ks)
+                Call::builder(AES128.clone())
+                    .arg(key)
                     .arg(input)
                     .build()
                     .expect("call should be valid"),
@@ -93,10 +67,11 @@ impl Cipher for Aes128 {
     }
 
     fn alloc_ctr_block(
-        &mut self,
+        &self,
         vm: &mut dyn Vm<Binary>,
     ) -> Result<CtrBlock<Self::Nonce, Self::Counter, Self::Block>, Self::Error> {
-        self.key
+        let key = self
+            .key
             .ok_or_else(|| AesError::new(ErrorKind::Key, "key not set"))?;
         let iv = self
             .iv
@@ -114,15 +89,10 @@ impl Cipher for Aes128 {
         vm.mark_public(counter)
             .map_err(|err| AesError::new(ErrorKind::Vm, err))?;
 
-        if self.key_schedule.is_none() {
-            self.key_schedule = Some(self.alloc_key_schedule(vm)?);
-        }
-        let ks = *self.key_schedule.as_ref().expect("key schedule was set");
-
         let output = vm
             .call(
-                Call::builder(AES128_POST_KS.clone())
-                    .arg(ks)
+                Call::builder(AES128.clone())
+                    .arg(key)
                     .arg(iv)
                     .arg(explicit_nonce)
                     .arg(counter)
@@ -139,11 +109,12 @@ impl Cipher for Aes128 {
     }
 
     fn alloc_keystream(
-        &mut self,
+        &self,
         vm: &mut dyn Vm<Binary>,
         len: usize,
     ) -> Result<Keystream<Self::Nonce, Self::Counter, Self::Block>, Self::Error> {
-        self.key
+        let key = self
+            .key
             .ok_or_else(|| AesError::new(ErrorKind::Key, "key not set"))?;
         let iv = self
             .iv
@@ -172,15 +143,10 @@ impl Cipher for Aes128 {
         let blocks = inputs
             .into_iter()
             .map(|(explicit_nonce, counter)| {
-                if self.key_schedule.is_none() {
-                    self.key_schedule = Some(self.alloc_key_schedule(vm)?);
-                }
-                let ks = *self.key_schedule.as_ref().expect("key schedule was set");
-
                 let output = vm
                     .call(
-                        Call::builder(AES128_POST_KS.clone())
-                            .arg(ks)
+                        Call::builder(AES128.clone())
+                            .arg(key)
                             .arg(iv)
                             .arg(explicit_nonce)
                             .arg(counter)
@@ -206,12 +172,15 @@ mod tests {
     use super::*;
     use crate::Cipher;
     use mpz_common::context::test_st_context;
-    use mpz_ideal_vm::IdealVm;
+    use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
     use mpz_memory_core::{
         binary::{Binary, U8},
+        correlated::Delta,
         Array, MemoryExt, Vector, ViewExt,
     };
+    use mpz_ot::ideal::cot::ideal_cot;
     use mpz_vm_core::{Execute, Vm};
+    use rand::{rngs::StdRng, SeedableRng};
 
     #[tokio::test]
     async fn test_aes_ctr() {
@@ -221,11 +190,10 @@ mod tests {
         let start_counter = 3u32;
 
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut gen = IdealVm::new();
-        let mut ev = IdealVm::new();
+        let (mut gen, mut ev) = mock_vm();
 
-        let mut aes_gen = setup_ctr(key, iv, &mut gen);
-        let mut aes_ev = setup_ctr(key, iv, &mut ev);
+        let aes_gen = setup_ctr(key, iv, &mut gen);
+        let aes_ev = setup_ctr(key, iv, &mut ev);
 
         let msg = vec![42u8; 128];
 
@@ -284,11 +252,10 @@ mod tests {
         let input = [5_u8; 16];
 
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut gen = IdealVm::new();
-        let mut ev = IdealVm::new();
+        let (mut gen, mut ev) = mock_vm();
 
-        let mut aes_gen = setup_block(key, &mut gen);
-        let mut aes_ev = setup_block(key, &mut ev);
+        let aes_gen = setup_block(key, &mut gen);
+        let aes_ev = setup_block(key, &mut ev);
 
         let block_ref_gen: Array<U8, 16> = gen.alloc().unwrap();
         gen.mark_public(block_ref_gen).unwrap();
@@ -327,6 +294,18 @@ mod tests {
         assert_eq!(ciphertext_gen, expected);
     }
 
+    fn mock_vm() -> (impl Vm<Binary>, impl Vm<Binary>) {
+        let mut rng = StdRng::seed_from_u64(0);
+        let delta = Delta::random(&mut rng);
+
+        let (cot_send, cot_recv) = ideal_cot(delta.into_inner());
+
+        let gen = Garbler::new(cot_send, [0u8; 16], delta);
+        let ev = Evaluator::new(cot_recv);
+
+        (gen, ev)
+    }
+
     fn setup_ctr(key: [u8; 16], iv: [u8; 4], vm: &mut dyn Vm<Binary>) -> Aes128 {
         let key_ref: Array<U8, 16> = vm.alloc().unwrap();
         vm.mark_public(key_ref).unwrap();
@@ -365,8 +344,8 @@ mod tests {
         start_ctr: usize,
         msg: Vec<u8>,
     ) -> Vec<u8> {
-        use ::cipher::{KeyIvInit, StreamCipher, StreamCipherSeek};
         use aes::Aes128;
+        use cipher_crypto::{KeyIvInit, StreamCipher, StreamCipherSeek};
         use ctr::Ctr32BE;
 
         let mut full_iv = [0u8; 16];
@@ -386,7 +365,7 @@ mod tests {
 
     fn aes128(key: [u8; 16], msg: [u8; 16]) -> [u8; 16] {
         use ::aes::Aes128 as TestAes128;
-        use ::cipher::{BlockEncrypt, KeyInit};
+        use cipher_crypto::{BlockEncrypt, KeyInit};
 
         let mut msg = msg.into();
         let cipher = TestAes128::new(&key.into());

crates/components/cipher/src/lib.rs

@@ -55,7 +55,7 @@ pub trait Cipher {
 
     /// Allocates a single block in ECB mode.
     fn alloc_block(
-        &mut self,
+        &self,
         vm: &mut dyn Vm<Binary>,
         input: Self::Block,
     ) -> Result<Self::Block, Self::Error>;
@@ -63,7 +63,7 @@ pub trait Cipher {
     /// Allocates a single block in counter mode.
     #[allow(clippy::type_complexity)]
     fn alloc_ctr_block(
-        &mut self,
+        &self,
         vm: &mut dyn Vm<Binary>,
     ) -> Result<CtrBlock<Self::Nonce, Self::Counter, Self::Block>, Self::Error>;
 
@@ -75,7 +75,7 @@ pub trait Cipher {
     /// * `len` - Length of the stream in bytes.
     #[allow(clippy::type_complexity)]
     fn alloc_keystream(
-        &mut self,
+        &self,
         vm: &mut dyn Vm<Binary>,
         len: usize,
     ) -> Result<Keystream<Self::Nonce, Self::Counter, Self::Block>, Self::Error>;

crates/components/deap/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "tlsn-deap"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]
@@ -19,8 +19,11 @@ futures = { workspace = true }
 tokio = { workspace = true, features = ["sync"] }
 
 [dev-dependencies]
-mpz-circuits = { workspace = true, features = ["aes"] }
-mpz-common = { workspace = true, features = ["test-utils"] }
-mpz-ideal-vm = { workspace = true }
+mpz-circuits = { workspace = true }
+mpz-garble = { workspace = true }
+mpz-ot = { workspace = true }
+mpz-zk = { workspace = true }
 
 tokio = { workspace = true, features = ["macros", "rt", "rt-multi-thread"] }
+rand = { workspace = true }
+rand06-compat = { workspace = true }

crates/components/deap/src/lib.rs

@@ -15,7 +15,7 @@ use mpz_vm_core::{
     memory::{binary::Binary, DecodeFuture, Memory, Repr, Slice, View},
     Call, Callable, Execute, Vm, VmError,
 };
-use rangeset::{ops::Set, set::RangeSet};
+use rangeset::{Difference, RangeSet, UnionMut};
 use tokio::sync::{Mutex, MutexGuard, OwnedMutexGuard};
 
 type Error = DeapError;
@@ -210,12 +210,10 @@ where
     }
 
     fn commit_raw(&mut self, slice: Slice) -> Result<(), VmError> {
-        let slice_range = slice.to_range();
-
         // Follower's private inputs are not committed in the ZK VM until finalization.
-        let input_minus_follower = slice_range.difference(&self.follower_input_ranges);
+        let input_minus_follower = slice.to_range().difference(&self.follower_input_ranges);
         let mut zk = self.zk.try_lock().unwrap();
-        for input in input_minus_follower {
+        for input in input_minus_follower.iter_ranges() {
             zk.commit_raw(
                 self.memory_map
                     .try_get(Slice::from_range_unchecked(input))?,
@@ -268,7 +266,7 @@ where
                 mpc.mark_private_raw(slice)?;
                 // Follower's private inputs will become public during finalization.
                 zk.mark_public_raw(self.memory_map.try_get(slice)?)?;
-                self.follower_input_ranges.union_mut(slice.to_range());
+                self.follower_input_ranges.union_mut(&slice.to_range());
                 self.follower_inputs.push(slice);
             }
         }
@@ -284,7 +282,7 @@ where
                 mpc.mark_blind_raw(slice)?;
                 // Follower's private inputs will become public during finalization.
                 zk.mark_public_raw(self.memory_map.try_get(slice)?)?;
-                self.follower_input_ranges.union_mut(slice.to_range());
+                self.follower_input_ranges.union_mut(&slice.to_range());
                 self.follower_inputs.push(slice);
             }
             Role::Follower => {
@@ -384,27 +382,37 @@ enum ErrorRepr {
 
 #[cfg(test)]
 mod tests {
-    use mpz_circuits::AES128;
+    use mpz_circuits::circuits::AES128;
     use mpz_common::context::test_st_context;
-    use mpz_ideal_vm::IdealVm;
+    use mpz_core::Block;
+    use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+    use mpz_ot::ideal::{cot::ideal_cot, rcot::ideal_rcot};
     use mpz_vm_core::{
-        memory::{binary::U8, Array},
+        memory::{binary::U8, correlated::Delta, Array},
         prelude::*,
     };
+    use mpz_zk::{Prover, ProverConfig, Verifier, VerifierConfig};
+    use rand::{rngs::StdRng, SeedableRng};
 
     use super::*;
 
     #[tokio::test]
     async fn test_deap() {
+        let mut rng = StdRng::seed_from_u64(0);
+        let delta_mpc = Delta::random(&mut rng);
+        let delta_zk = Delta::random(&mut rng);
+
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
+        let (rcot_send, rcot_recv) = ideal_rcot(Block::ZERO, delta_zk.into_inner());
+        let (cot_send, cot_recv) = ideal_cot(delta_mpc.into_inner());
 
-        let leader_mpc = IdealVm::new();
-        let leader_zk = IdealVm::new();
-        let follower_mpc = IdealVm::new();
-        let follower_zk = IdealVm::new();
+        let gb = Garbler::new(cot_send, [0u8; 16], delta_mpc);
+        let ev = Evaluator::new(cot_recv);
+        let prover = Prover::new(ProverConfig::default(), rcot_recv);
+        let verifier = Verifier::new(VerifierConfig::default(), delta_zk, rcot_send);
 
-        let mut leader = Deap::new(Role::Leader, leader_mpc, leader_zk);
-        let mut follower = Deap::new(Role::Follower, follower_mpc, follower_zk);
+        let mut leader = Deap::new(Role::Leader, gb, prover);
+        let mut follower = Deap::new(Role::Follower, ev, verifier);
 
         let (ct_leader, ct_follower) = futures::join!(
             async {
@@ -470,15 +478,21 @@ mod tests {
 
     #[tokio::test]
     async fn test_deap_desync_memory() {
+        let mut rng = StdRng::seed_from_u64(0);
+        let delta_mpc = Delta::random(&mut rng);
+        let delta_zk = Delta::random(&mut rng);
+
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
+        let (rcot_send, rcot_recv) = ideal_rcot(Block::ZERO, delta_zk.into_inner());
+        let (cot_send, cot_recv) = ideal_cot(delta_mpc.into_inner());
 
-        let leader_mpc = IdealVm::new();
-        let leader_zk = IdealVm::new();
-        let follower_mpc = IdealVm::new();
-        let follower_zk = IdealVm::new();
+        let gb = Garbler::new(cot_send, [0u8; 16], delta_mpc);
+        let ev = Evaluator::new(cot_recv);
+        let prover = Prover::new(ProverConfig::default(), rcot_recv);
+        let verifier = Verifier::new(VerifierConfig::default(), delta_zk, rcot_send);
 
-        let mut leader = Deap::new(Role::Leader, leader_mpc, leader_zk);
-        let mut follower = Deap::new(Role::Follower, follower_mpc, follower_zk);
+        let mut leader = Deap::new(Role::Leader, gb, prover);
+        let mut follower = Deap::new(Role::Follower, ev, verifier);
 
         // Desynchronize the memories.
         let _ = leader.zk().alloc_raw(1).unwrap();
@@ -550,15 +564,21 @@ mod tests {
     // detection by the follower.
     #[tokio::test]
     async fn test_malicious() {
+        let mut rng = StdRng::seed_from_u64(0);
+        let delta_mpc = Delta::random(&mut rng);
+        let delta_zk = Delta::random(&mut rng);
+
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
+        let (rcot_send, rcot_recv) = ideal_rcot(Block::ZERO, delta_zk.into_inner());
+        let (cot_send, cot_recv) = ideal_cot(delta_mpc.into_inner());
 
-        let leader_mpc = IdealVm::new();
-        let leader_zk = IdealVm::new();
-        let follower_mpc = IdealVm::new();
-        let follower_zk = IdealVm::new();
+        let gb = Garbler::new(cot_send, [1u8; 16], delta_mpc);
+        let ev = Evaluator::new(cot_recv);
+        let prover = Prover::new(ProverConfig::default(), rcot_recv);
+        let verifier = Verifier::new(VerifierConfig::default(), delta_zk, rcot_send);
 
-        let mut leader = Deap::new(Role::Leader, leader_mpc, leader_zk);
-        let mut follower = Deap::new(Role::Follower, follower_mpc, follower_zk);
+        let mut leader = Deap::new(Role::Leader, gb, prover);
+        let mut follower = Deap::new(Role::Follower, ev, verifier);
 
         let (_, follower_res) = futures::join!(
             async {

crates/components/deap/src/map.rs

@@ -1,7 +1,7 @@
 use std::ops::Range;
 
 use mpz_vm_core::{memory::Slice, VmError};
-use rangeset::ops::Set;
+use rangeset::Subset;
 
 /// A mapping between the memories of the MPC and ZK VMs.
 #[derive(Debug, Default)]

crates/components/hmac-sha256/Cargo.toml

@@ -5,7 +5,7 @@ description = "A 2PC implementation of TLS HMAC-SHA256 PRF"
 keywords = ["tls", "mpc", "2pc", "hmac", "sha256"]
 categories = ["cryptography"]
 license = "MIT OR Apache-2.0"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]
@@ -20,13 +20,14 @@ mpz-core = { workspace = true }
 mpz-circuits = { workspace = true }
 mpz-hash = { workspace = true }
 
-sha2 = { workspace = true, features = ["compress"] }
 thiserror = { workspace = true }
 tracing = { workspace = true }
+sha2 = { workspace = true }
 
 [dev-dependencies]
+mpz-ot = { workspace = true, features = ["ideal"] }
+mpz-garble = { workspace = true }
 mpz-common = { workspace = true, features = ["test-utils"] }
-mpz-ideal-vm = { workspace = true }
 
 criterion = { workspace = true, features = ["async_tokio"] }
 tokio = { workspace = true, features = ["macros", "rt", "rt-multi-thread"] }

crates/components/hmac-sha256/benches/prf.rs

@@ -4,12 +4,14 @@ use criterion::{criterion_group, criterion_main, Criterion};
 
 use hmac_sha256::{Mode, MpcPrf};
 use mpz_common::context::test_mt_context;
-use mpz_ideal_vm::IdealVm;
+use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+use mpz_ot::ideal::cot::ideal_cot;
 use mpz_vm_core::{
-    memory::{binary::U8, Array},
+    memory::{binary::U8, correlated::Delta, Array},
     prelude::*,
     Execute,
 };
+use rand::{rngs::StdRng, SeedableRng};
 
 #[allow(clippy::unit_arg)]
 fn criterion_benchmark(c: &mut Criterion) {
@@ -27,6 +29,8 @@ criterion_group!(benches, criterion_benchmark);
 criterion_main!(benches);
 
 async fn prf(mode: Mode) {
+    let mut rng = StdRng::seed_from_u64(0);
+
     let pms = [42u8; 32];
     let client_random = [69u8; 32];
     let server_random: [u8; 32] = [96u8; 32];
@@ -35,8 +39,11 @@ async fn prf(mode: Mode) {
     let mut leader_ctx = leader_exec.new_context().await.unwrap();
     let mut follower_ctx = follower_exec.new_context().await.unwrap();
 
-    let mut leader_vm = IdealVm::new();
-    let mut follower_vm = IdealVm::new();
+    let delta = Delta::random(&mut rng);
+    let (ot_send, ot_recv) = ideal_cot(delta.into_inner());
+
+    let mut leader_vm = Garbler::new(ot_send, [0u8; 16], delta);
+    let mut follower_vm = Evaluator::new(ot_recv);
 
     let leader_pms: Array<U8, 32> = leader_vm.alloc().unwrap();
     leader_vm.mark_public(leader_pms).unwrap();

crates/components/hmac-sha256/src/hmac.rs

@@ -54,11 +54,10 @@ mod tests {
     use crate::{
         hmac::hmac_sha256,
         sha256, state_to_bytes,
-        test_utils::{compute_inner_local, compute_outer_partial},
+        test_utils::{compute_inner_local, compute_outer_partial, mock_vm},
     };
     use mpz_common::context::test_st_context;
     use mpz_hash::sha256::Sha256;
-    use mpz_ideal_vm::IdealVm;
     use mpz_vm_core::{
         memory::{
             binary::{U32, U8},
@@ -84,8 +83,7 @@ mod tests {
     #[tokio::test]
     async fn test_hmac_circuit() {
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut leader = IdealVm::new();
-        let mut follower = IdealVm::new();
+        let (mut leader, mut follower) = mock_vm();
 
         let (inputs, references) = test_fixtures();
         for (input, &reference) in inputs.iter().zip(references.iter()) {

crates/components/hmac-sha256/src/lib.rs

@@ -72,11 +72,10 @@ fn state_to_bytes(input: [u32; 8]) -> [u8; 32] {
 #[cfg(test)]
 mod tests {
     use crate::{
-        test_utils::{prf_cf_vd, prf_keys, prf_ms, prf_sf_vd},
+        test_utils::{mock_vm, prf_cf_vd, prf_keys, prf_ms, prf_sf_vd},
         Mode, MpcPrf, SessionKeys,
     };
     use mpz_common::context::test_st_context;
-    use mpz_ideal_vm::IdealVm;
     use mpz_vm_core::{
         memory::{binary::U8, Array, MemoryExt, ViewExt},
         Execute,
@@ -124,8 +123,7 @@ mod tests {
 
         // Set up vm and prf
         let (mut ctx_a, mut ctx_b) = test_st_context(128);
-        let mut leader = IdealVm::new();
-        let mut follower = IdealVm::new();
+        let (mut leader, mut follower) = mock_vm();
 
         let leader_pms: Array<U8, 32> = leader.alloc().unwrap();
         leader.mark_public(leader_pms).unwrap();

crates/components/hmac-sha256/src/prf.rs

@@ -339,9 +339,8 @@ fn gen_merge_circ(size: usize) -> Arc<Circuit> {
 
 #[cfg(test)]
 mod tests {
-    use crate::prf::merge_outputs;
+    use crate::{prf::merge_outputs, test_utils::mock_vm};
     use mpz_common::context::test_st_context;
-    use mpz_ideal_vm::IdealVm;
     use mpz_vm_core::{
         memory::{binary::U8, Array, MemoryExt, ViewExt},
         Execute,
@@ -350,8 +349,7 @@ mod tests {
     #[tokio::test]
     async fn test_merge_outputs() {
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut leader = IdealVm::new();
-        let mut follower = IdealVm::new();
+        let (mut leader, mut follower) = mock_vm();
 
         let input1: [u8; 32] = std::array::from_fn(|i| i as u8);
         let input2: [u8; 32] = std::array::from_fn(|i| i as u8 + 32);

crates/components/hmac-sha256/src/prf/function.rs

@@ -137,11 +137,10 @@ impl Prf {
 mod tests {
     use crate::{
         prf::{compute_partial, function::Prf},
-        test_utils::phash,
+        test_utils::{mock_vm, phash},
         Mode,
     };
     use mpz_common::context::test_st_context;
-    use mpz_ideal_vm::IdealVm;
     use mpz_vm_core::{
         memory::{binary::U8, Array, MemoryExt, ViewExt},
         Execute,
@@ -167,8 +166,7 @@ mod tests {
         let mut rng = ThreadRng::default();
 
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut leader = IdealVm::new();
-        let mut follower = IdealVm::new();
+        let (mut leader, mut follower) = mock_vm();
 
         let key: [u8; 32] = rng.random();
         let start_seed: Vec<u8> = vec![42; 64];

crates/components/hmac-sha256/src/test_utils.rs

@@ -1,10 +1,25 @@
 use crate::{sha256, state_to_bytes};
+use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+use mpz_ot::ideal::cot::{ideal_cot, IdealCOTReceiver, IdealCOTSender};
+use mpz_vm_core::memory::correlated::Delta;
 use rand::{rngs::StdRng, Rng, SeedableRng};
 
 pub(crate) const SHA256_IV: [u32; 8] = [
     0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19,
 ];
 
+pub(crate) fn mock_vm() -> (Garbler<IdealCOTSender>, Evaluator<IdealCOTReceiver>) {
+    let mut rng = StdRng::seed_from_u64(0);
+    let delta = Delta::random(&mut rng);
+
+    let (cot_send, cot_recv) = ideal_cot(delta.into_inner());
+
+    let gen = Garbler::new(cot_send, [0u8; 16], delta);
+    let ev = Evaluator::new(cot_recv);
+
+    (gen, ev)
+}
+
 pub(crate) fn prf_ms(pms: [u8; 32], client_random: [u8; 32], server_random: [u8; 32]) -> [u8; 48] {
     let mut label_start_seed = b"master secret".to_vec();
     label_start_seed.extend_from_slice(&client_random);

crates/components/key-exchange/Cargo.toml

@@ -5,7 +5,7 @@ description = "Implementation of the 3-party key-exchange protocol"
 keywords = ["tls", "mpc", "2pc", "pms", "key-exchange"]
 categories = ["cryptography"]
 license = "MIT OR Apache-2.0"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]
@@ -40,7 +40,6 @@ tokio = { workspace = true, features = ["sync"] }
 [dev-dependencies]
 mpz-ot = { workspace = true, features = ["ideal"] }
 mpz-garble = { workspace = true }
-mpz-ideal-vm = { workspace = true }
 
 rand_core = { workspace = true }
 tokio = { workspace = true, features = ["macros", "rt", "rt-multi-thread"] }

crates/components/key-exchange/src/exchange.rs

@@ -459,7 +459,9 @@ mod tests {
     use mpz_common::context::test_st_context;
     use mpz_core::Block;
     use mpz_fields::UniformRand;
-    use mpz_ideal_vm::IdealVm;
+    use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+    use mpz_memory_core::correlated::Delta;
+    use mpz_ot::ideal::cot::{ideal_cot, IdealCOTReceiver, IdealCOTSender};
     use mpz_share_conversion::ideal::{
         ideal_share_convert, IdealShareConvertReceiver, IdealShareConvertSender,
     };
@@ -482,8 +484,7 @@ mod tests {
     async fn test_key_exchange() {
         let mut rng = StdRng::seed_from_u64(0).compat();
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut gen = IdealVm::new();
-        let mut ev = IdealVm::new();
+        let (mut gen, mut ev) = mock_vm();
 
         let leader_private_key = SecretKey::random(&mut rng);
         let follower_private_key = SecretKey::random(&mut rng);
@@ -624,8 +625,7 @@ mod tests {
     async fn test_malicious_key_exchange(#[case] malicious: Malicious) {
         let mut rng = StdRng::seed_from_u64(0);
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let mut gen = IdealVm::new();
-        let mut ev = IdealVm::new();
+        let (mut gen, mut ev) = mock_vm();
 
         let leader_private_key = SecretKey::random(&mut rng.compat_by_ref());
         let follower_private_key = SecretKey::random(&mut rng.compat_by_ref());
@@ -704,8 +704,7 @@ mod tests {
     #[tokio::test]
     async fn test_circuit() {
         let (mut ctx_a, mut ctx_b) = test_st_context(8);
-        let gen = IdealVm::new();
-        let ev = IdealVm::new();
+        let (gen, ev) = mock_vm();
 
         let share_a0_bytes = [5_u8; 32];
         let share_a1_bytes = [2_u8; 32];
@@ -835,4 +834,16 @@ mod tests {
 
         (leader, follower)
     }
+
+    fn mock_vm() -> (Garbler<IdealCOTSender>, Evaluator<IdealCOTReceiver>) {
+        let mut rng = StdRng::seed_from_u64(0);
+        let delta = Delta::random(&mut rng);
+
+        let (cot_send, cot_recv) = ideal_cot(delta.into_inner());
+
+        let gen = Garbler::new(cot_send, [0u8; 16], delta);
+        let ev = Evaluator::new(cot_recv);
+
+        (gen, ev)
+    }
 }

crates/components/key-exchange/src/lib.rs

@@ -8,7 +8,7 @@
 //! with the server alone and forward all messages from and to the follower.
 //!
 //! A detailed description of this protocol can be found in our documentation
-//! <https://tlsnotary.org/docs/mpc/key_exchange>.
+//! <https://docs.tlsnotary.org/protocol/notarization/key_exchange.html>.
 
 #![deny(missing_docs, unreachable_pub, unused_must_use)]
 #![deny(clippy::all)]

crates/components/key-exchange/src/mock.rs

@@ -26,7 +26,8 @@ pub fn create_mock_key_exchange_pair() -> (MockKeyExchange, MockKeyExchange) {
 
 #[cfg(test)]
 mod tests {
-    use mpz_ideal_vm::IdealVm;
+    use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+    use mpz_ot::ideal::cot::{IdealCOTReceiver, IdealCOTSender};
 
     use super::*;
     use crate::KeyExchange;
@@ -39,12 +40,12 @@ mod tests {
 
         is_key_exchange::<
             MpcKeyExchange<IdealShareConvertSender<P256>, IdealShareConvertReceiver<P256>>,
-            IdealVm,
+            Garbler<IdealCOTSender>,
         >(leader);
 
         is_key_exchange::<
             MpcKeyExchange<IdealShareConvertSender<P256>, IdealShareConvertReceiver<P256>>,
-            IdealVm,
+            Evaluator<IdealCOTReceiver>,
         >(follower);
     }
 }

crates/components/key-exchange/src/point_addition.rs

@@ -4,7 +4,7 @@
 //! protocol has semi-honest security.
 //!
 //! The protocol is described in
-//! <https://tlsnotary.org/docs/mpc/key_exchange>
+//! <https://docs.tlsnotary.org/protocol/notarization/key_exchange.html>
 
 use crate::{KeyExchangeError, Role};
 use mpz_common::{Context, Flush};

crates/core/Cargo.toml

@@ -5,7 +5,7 @@ description = "Core types for TLSNotary"
 keywords = ["tls", "mpc", "2pc", "types"]
 categories = ["cryptography"]
 license = "MIT OR Apache-2.0"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]
@@ -13,7 +13,6 @@ workspace = true
 
 [features]
 default = []
-mozilla-certs = ["dep:webpki-root-certs", "dep:webpki-roots"]
 fixtures = [
     "dep:hex",
     "dep:tlsn-data-fixtures",
@@ -45,8 +44,7 @@ sha2 = { workspace = true }
 thiserror = { workspace = true }
 tiny-keccak = { workspace = true, features = ["keccak"] }
 web-time = { workspace = true }
-webpki-roots = { workspace = true, optional = true }
-webpki-root-certs = { workspace = true, optional = true }
+webpki-roots = { workspace = true }
 rustls-webpki = { workspace = true, features = ["ring"] }
 rustls-pki-types = { workspace = true }
 itybity = { workspace = true }
@@ -59,7 +57,5 @@ generic-array = { workspace = true }
 bincode = { workspace = true }
 hex = { workspace = true }
 rstest = { workspace = true }
-tlsn-core = { workspace = true, features = ["fixtures"] }
-tlsn-attestation = { workspace = true, features = ["fixtures"] }
 tlsn-data-fixtures = { workspace = true }
 webpki-root-certs = { workspace = true }

crates/core/src/config.rs

@@ -1,7 +0,0 @@
-//! Configuration types.
-
-pub mod prove;
-pub mod prover;
-pub mod tls;
-pub mod tls_commit;
-pub mod verifier;

crates/core/src/config/prove.rs

@@ -1,189 +0,0 @@
-//! Proving configuration.
-
-use rangeset::set::{RangeSet, ToRangeSet};
-use serde::{Deserialize, Serialize};
-
-use crate::transcript::{Direction, Transcript, TranscriptCommitConfig, TranscriptCommitRequest};
-
-/// Configuration to prove information to the verifier.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct ProveConfig {
-    server_identity: bool,
-    reveal: Option<(RangeSet<usize>, RangeSet<usize>)>,
-    transcript_commit: Option<TranscriptCommitConfig>,
-}
-
-impl ProveConfig {
-    /// Creates a new builder.
-    pub fn builder(transcript: &Transcript) -> ProveConfigBuilder<'_> {
-        ProveConfigBuilder::new(transcript)
-    }
-
-    /// Returns `true` if the server identity is to be proven.
-    pub fn server_identity(&self) -> bool {
-        self.server_identity
-    }
-
-    /// Returns the sent and received ranges of the transcript to be revealed,
-    /// respectively.
-    pub fn reveal(&self) -> Option<&(RangeSet<usize>, RangeSet<usize>)> {
-        self.reveal.as_ref()
-    }
-
-    /// Returns the transcript commitment configuration.
-    pub fn transcript_commit(&self) -> Option<&TranscriptCommitConfig> {
-        self.transcript_commit.as_ref()
-    }
-
-    /// Returns a request.
-    pub fn to_request(&self) -> ProveRequest {
-        ProveRequest {
-            server_identity: self.server_identity,
-            reveal: self.reveal.clone(),
-            transcript_commit: self
-                .transcript_commit
-                .clone()
-                .map(|config| config.to_request()),
-        }
-    }
-}
-
-/// Builder for [`ProveConfig`].
-#[derive(Debug)]
-pub struct ProveConfigBuilder<'a> {
-    transcript: &'a Transcript,
-    server_identity: bool,
-    reveal: Option<(RangeSet<usize>, RangeSet<usize>)>,
-    transcript_commit: Option<TranscriptCommitConfig>,
-}
-
-impl<'a> ProveConfigBuilder<'a> {
-    /// Creates a new builder.
-    pub fn new(transcript: &'a Transcript) -> Self {
-        Self {
-            transcript,
-            server_identity: false,
-            reveal: None,
-            transcript_commit: None,
-        }
-    }
-
-    /// Proves the server identity.
-    pub fn server_identity(&mut self) -> &mut Self {
-        self.server_identity = true;
-        self
-    }
-
-    /// Configures transcript commitments.
-    pub fn transcript_commit(&mut self, transcript_commit: TranscriptCommitConfig) -> &mut Self {
-        self.transcript_commit = Some(transcript_commit);
-        self
-    }
-
-    /// Reveals the given ranges of the transcript.
-    pub fn reveal(
-        &mut self,
-        direction: Direction,
-        ranges: &dyn ToRangeSet<usize>,
-    ) -> Result<&mut Self, ProveConfigError> {
-        let idx = ranges.to_range_set();
-
-        if idx.end().unwrap_or(0) > self.transcript.len_of_direction(direction) {
-            return Err(ProveConfigError(ErrorRepr::IndexOutOfBounds {
-                direction,
-                actual: idx.end().unwrap_or(0),
-                len: self.transcript.len_of_direction(direction),
-            }));
-        }
-
-        let (sent, recv) = self.reveal.get_or_insert_default();
-        match direction {
-            Direction::Sent => sent.union_mut(&idx),
-            Direction::Received => recv.union_mut(&idx),
-        }
-
-        Ok(self)
-    }
-
-    /// Reveals the given ranges of the sent data transcript.
-    pub fn reveal_sent(
-        &mut self,
-        ranges: &dyn ToRangeSet<usize>,
-    ) -> Result<&mut Self, ProveConfigError> {
-        self.reveal(Direction::Sent, ranges)
-    }
-
-    /// Reveals all of the sent data transcript.
-    pub fn reveal_sent_all(&mut self) -> Result<&mut Self, ProveConfigError> {
-        let len = self.transcript.len_of_direction(Direction::Sent);
-        let (sent, _) = self.reveal.get_or_insert_default();
-        sent.union_mut(&(0..len));
-        Ok(self)
-    }
-
-    /// Reveals the given ranges of the received data transcript.
-    pub fn reveal_recv(
-        &mut self,
-        ranges: &dyn ToRangeSet<usize>,
-    ) -> Result<&mut Self, ProveConfigError> {
-        self.reveal(Direction::Received, ranges)
-    }
-
-    /// Reveals all of the received data transcript.
-    pub fn reveal_recv_all(&mut self) -> Result<&mut Self, ProveConfigError> {
-        let len = self.transcript.len_of_direction(Direction::Received);
-        let (_, recv) = self.reveal.get_or_insert_default();
-        recv.union_mut(&(0..len));
-        Ok(self)
-    }
-
-    /// Builds the configuration.
-    pub fn build(self) -> Result<ProveConfig, ProveConfigError> {
-        Ok(ProveConfig {
-            server_identity: self.server_identity,
-            reveal: self.reveal,
-            transcript_commit: self.transcript_commit,
-        })
-    }
-}
-
-/// Request to prove statements about the connection.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct ProveRequest {
-    server_identity: bool,
-    reveal: Option<(RangeSet<usize>, RangeSet<usize>)>,
-    transcript_commit: Option<TranscriptCommitRequest>,
-}
-
-impl ProveRequest {
-    /// Returns `true` if the server identity is to be proven.
-    pub fn server_identity(&self) -> bool {
-        self.server_identity
-    }
-
-    /// Returns the sent and received ranges of the transcript to be revealed,
-    /// respectively.
-    pub fn reveal(&self) -> Option<&(RangeSet<usize>, RangeSet<usize>)> {
-        self.reveal.as_ref()
-    }
-
-    /// Returns the transcript commitment configuration.
-    pub fn transcript_commit(&self) -> Option<&TranscriptCommitRequest> {
-        self.transcript_commit.as_ref()
-    }
-}
-
-/// Error for [`ProveConfig`].
-#[derive(Debug, thiserror::Error)]
-#[error(transparent)]
-pub struct ProveConfigError(#[from] ErrorRepr);
-
-#[derive(Debug, thiserror::Error)]
-enum ErrorRepr {
-    #[error("range is out of bounds of the transcript ({direction}): {actual} > {len}")]
-    IndexOutOfBounds {
-        direction: Direction,
-        actual: usize,
-        len: usize,
-    },
-}

crates/core/src/config/prover.rs

@@ -1,33 +0,0 @@
-//! Prover configuration.
-
-use serde::{Deserialize, Serialize};
-
-/// Prover configuration.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct ProverConfig {}
-
-impl ProverConfig {
-    /// Creates a new builder.
-    pub fn builder() -> ProverConfigBuilder {
-        ProverConfigBuilder::default()
-    }
-}
-
-/// Builder for [`ProverConfig`].
-#[derive(Debug, Default)]
-pub struct ProverConfigBuilder {}
-
-impl ProverConfigBuilder {
-    /// Builds the configuration.
-    pub fn build(self) -> Result<ProverConfig, ProverConfigError> {
-        Ok(ProverConfig {})
-    }
-}
-
-/// Error for [`ProverConfig`].
-#[derive(Debug, thiserror::Error)]
-#[error(transparent)]
-pub struct ProverConfigError(#[from] ErrorRepr);
-
-#[derive(Debug, thiserror::Error)]
-enum ErrorRepr {}

crates/core/src/config/tls.rs

@@ -1,111 +0,0 @@
-//! TLS client configuration.
-
-use serde::{Deserialize, Serialize};
-
-use crate::{
-    connection::ServerName,
-    webpki::{CertificateDer, PrivateKeyDer, RootCertStore},
-};
-
-/// TLS client configuration.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct TlsClientConfig {
-    server_name: ServerName,
-    /// Root certificates.
-    root_store: RootCertStore,
-    /// Certificate chain and a matching private key for client
-    /// authentication.
-    client_auth: Option<(Vec<CertificateDer>, PrivateKeyDer)>,
-}
-
-impl TlsClientConfig {
-    /// Creates a new builder.
-    pub fn builder() -> TlsConfigBuilder {
-        TlsConfigBuilder::default()
-    }
-
-    /// Returns the server name.
-    pub fn server_name(&self) -> &ServerName {
-        &self.server_name
-    }
-
-    /// Returns the root certificates.
-    pub fn root_store(&self) -> &RootCertStore {
-        &self.root_store
-    }
-
-    /// Returns a certificate chain and a matching private key for client
-    /// authentication.
-    pub fn client_auth(&self) -> Option<&(Vec<CertificateDer>, PrivateKeyDer)> {
-        self.client_auth.as_ref()
-    }
-}
-
-/// Builder for [`TlsClientConfig`].
-#[derive(Debug, Default)]
-pub struct TlsConfigBuilder {
-    server_name: Option<ServerName>,
-    root_store: Option<RootCertStore>,
-    client_auth: Option<(Vec<CertificateDer>, PrivateKeyDer)>,
-}
-
-impl TlsConfigBuilder {
-    /// Sets the server name.
-    pub fn server_name(mut self, server_name: ServerName) -> Self {
-        self.server_name = Some(server_name);
-        self
-    }
-
-    /// Sets the root certificates to use for verifying the server's
-    /// certificate.
-    pub fn root_store(mut self, store: RootCertStore) -> Self {
-        self.root_store = Some(store);
-        self
-    }
-
-    /// Sets a DER-encoded certificate chain and a matching private key for
-    /// client authentication.
-    ///
-    /// Often the chain will consist of a single end-entity certificate.
-    ///
-    /// # Arguments
-    ///
-    /// * `cert_key` - A tuple containing the certificate chain and the private
-    ///   key.
-    ///
-    ///   - Each certificate in the chain must be in the X.509 format.
-    ///   - The key must be in the ASN.1 format (either PKCS#8 or PKCS#1).
-    pub fn client_auth(mut self, cert_key: (Vec<CertificateDer>, PrivateKeyDer)) -> Self {
-        self.client_auth = Some(cert_key);
-        self
-    }
-
-    /// Builds the TLS configuration.
-    pub fn build(self) -> Result<TlsClientConfig, TlsConfigError> {
-        let server_name = self.server_name.ok_or(ErrorRepr::MissingField {
-            field: "server_name",
-        })?;
-
-        let root_store = self.root_store.ok_or(ErrorRepr::MissingField {
-            field: "root_store",
-        })?;
-
-        Ok(TlsClientConfig {
-            server_name,
-            root_store,
-            client_auth: self.client_auth,
-        })
-    }
-}
-
-/// TLS configuration error.
-#[derive(Debug, thiserror::Error)]
-#[error(transparent)]
-pub struct TlsConfigError(#[from] ErrorRepr);
-
-#[derive(Debug, thiserror::Error)]
-#[error("tls config error")]
-enum ErrorRepr {
-    #[error("missing required field: {field}")]
-    MissingField { field: &'static str },
-}

crates/core/src/config/tls_commit.rs

@@ -1,94 +0,0 @@
-//! TLS commitment configuration.
-
-pub mod mpc;
-
-use serde::{Deserialize, Serialize};
-
-/// TLS commitment configuration.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct TlsCommitConfig {
-    protocol: TlsCommitProtocolConfig,
-}
-
-impl TlsCommitConfig {
-    /// Creates a new builder.
-    pub fn builder() -> TlsCommitConfigBuilder {
-        TlsCommitConfigBuilder::default()
-    }
-
-    /// Returns the protocol configuration.
-    pub fn protocol(&self) -> &TlsCommitProtocolConfig {
-        &self.protocol
-    }
-
-    /// Returns a TLS commitment request.
-    pub fn to_request(&self) -> TlsCommitRequest {
-        TlsCommitRequest {
-            config: self.protocol.clone(),
-        }
-    }
-}
-
-/// Builder for [`TlsCommitConfig`].
-#[derive(Debug, Default, Clone, Serialize, Deserialize)]
-pub struct TlsCommitConfigBuilder {
-    protocol: Option<TlsCommitProtocolConfig>,
-}
-
-impl TlsCommitConfigBuilder {
-    /// Sets the protocol configuration.
-    pub fn protocol<C>(mut self, protocol: C) -> Self
-    where
-        C: Into<TlsCommitProtocolConfig>,
-    {
-        self.protocol = Some(protocol.into());
-        self
-    }
-
-    /// Builds the configuration.
-    pub fn build(self) -> Result<TlsCommitConfig, TlsCommitConfigError> {
-        let protocol = self
-            .protocol
-            .ok_or(ErrorRepr::MissingField { name: "protocol" })?;
-
-        Ok(TlsCommitConfig { protocol })
-    }
-}
-
-/// TLS commitment protocol configuration.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-#[non_exhaustive]
-pub enum TlsCommitProtocolConfig {
-    /// MPC-TLS configuration.
-    Mpc(mpc::MpcTlsConfig),
-}
-
-impl From<mpc::MpcTlsConfig> for TlsCommitProtocolConfig {
-    fn from(config: mpc::MpcTlsConfig) -> Self {
-        Self::Mpc(config)
-    }
-}
-
-/// TLS commitment request.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct TlsCommitRequest {
-    config: TlsCommitProtocolConfig,
-}
-
-impl TlsCommitRequest {
-    /// Returns the protocol configuration.
-    pub fn protocol(&self) -> &TlsCommitProtocolConfig {
-        &self.config
-    }
-}
-
-/// Error for [`TlsCommitConfig`].
-#[derive(Debug, thiserror::Error)]
-#[error(transparent)]
-pub struct TlsCommitConfigError(#[from] ErrorRepr);
-
-#[derive(Debug, thiserror::Error)]
-enum ErrorRepr {
-    #[error("missing field: {name}")]
-    MissingField { name: &'static str },
-}

crates/core/src/config/tls_commit/mpc.rs

@@ -1,241 +0,0 @@
-//! MPC-TLS commitment protocol configuration.
-
-use serde::{Deserialize, Serialize};
-
-// Default is 32 bytes to decrypt the TLS protocol messages.
-const DEFAULT_MAX_RECV_ONLINE: usize = 32;
-
-/// MPC-TLS commitment protocol configuration.
-#[derive(Clone, Debug, Deserialize, Serialize)]
-#[serde(try_from = "unchecked::MpcTlsConfigUnchecked")]
-pub struct MpcTlsConfig {
-    /// Maximum number of bytes that can be sent.
-    max_sent_data: usize,
-    /// Maximum number of application data records that can be sent.
-    max_sent_records: Option<usize>,
-    /// Maximum number of bytes that can be decrypted online, i.e. while the
-    /// MPC-TLS connection is active.
-    max_recv_data_online: usize,
-    /// Maximum number of bytes that can be received.
-    max_recv_data: usize,
-    /// Maximum number of received application data records that can be
-    /// decrypted online, i.e. while the MPC-TLS connection is active.
-    max_recv_records_online: Option<usize>,
-    /// Whether the `deferred decryption` feature is toggled on from the start
-    /// of the MPC-TLS connection.
-    defer_decryption_from_start: bool,
-    /// Network settings.
-    network: NetworkSetting,
-}
-
-impl MpcTlsConfig {
-    /// Creates a new builder.
-    pub fn builder() -> MpcTlsConfigBuilder {
-        MpcTlsConfigBuilder::default()
-    }
-
-    /// Returns the maximum number of bytes that can be sent.
-    pub fn max_sent_data(&self) -> usize {
-        self.max_sent_data
-    }
-
-    /// Returns the maximum number of application data records that can
-    /// be sent.
-    pub fn max_sent_records(&self) -> Option<usize> {
-        self.max_sent_records
-    }
-
-    /// Returns the maximum number of bytes that can be decrypted online.
-    pub fn max_recv_data_online(&self) -> usize {
-        self.max_recv_data_online
-    }
-
-    /// Returns the maximum number of bytes that can be received.
-    pub fn max_recv_data(&self) -> usize {
-        self.max_recv_data
-    }
-
-    /// Returns the maximum number of received application data records that
-    /// can be decrypted online.
-    pub fn max_recv_records_online(&self) -> Option<usize> {
-        self.max_recv_records_online
-    }
-
-    /// Returns whether the `deferred decryption` feature is toggled on from the
-    /// start of the MPC-TLS connection.
-    pub fn defer_decryption_from_start(&self) -> bool {
-        self.defer_decryption_from_start
-    }
-
-    /// Returns the network settings.
-    pub fn network(&self) -> NetworkSetting {
-        self.network
-    }
-}
-
-fn validate(config: MpcTlsConfig) -> Result<MpcTlsConfig, MpcTlsConfigError> {
-    if config.max_recv_data_online > config.max_recv_data {
-        return Err(ErrorRepr::InvalidValue {
-            name: "max_recv_data_online",
-            reason: format!(
-                "must be <= max_recv_data ({} > {})",
-                config.max_recv_data_online, config.max_recv_data
-            ),
-        }
-        .into());
-    }
-
-    Ok(config)
-}
-
-/// Builder for [`MpcTlsConfig`].
-#[derive(Debug, Default)]
-pub struct MpcTlsConfigBuilder {
-    max_sent_data: Option<usize>,
-    max_sent_records: Option<usize>,
-    max_recv_data_online: Option<usize>,
-    max_recv_data: Option<usize>,
-    max_recv_records_online: Option<usize>,
-    defer_decryption_from_start: Option<bool>,
-    network: Option<NetworkSetting>,
-}
-
-impl MpcTlsConfigBuilder {
-    /// Sets the maximum number of bytes that can be sent.
-    pub fn max_sent_data(mut self, max_sent_data: usize) -> Self {
-        self.max_sent_data = Some(max_sent_data);
-        self
-    }
-
-    /// Sets the maximum number of application data records that can be sent.
-    pub fn max_sent_records(mut self, max_sent_records: usize) -> Self {
-        self.max_sent_records = Some(max_sent_records);
-        self
-    }
-
-    /// Sets the maximum number of bytes that can be decrypted online.
-    pub fn max_recv_data_online(mut self, max_recv_data_online: usize) -> Self {
-        self.max_recv_data_online = Some(max_recv_data_online);
-        self
-    }
-
-    /// Sets the maximum number of bytes that can be received.
-    pub fn max_recv_data(mut self, max_recv_data: usize) -> Self {
-        self.max_recv_data = Some(max_recv_data);
-        self
-    }
-
-    /// Sets the maximum number of received application data records that can
-    /// be decrypted online.
-    pub fn max_recv_records_online(mut self, max_recv_records_online: usize) -> Self {
-        self.max_recv_records_online = Some(max_recv_records_online);
-        self
-    }
-
-    /// Sets whether the `deferred decryption` feature is toggled on from the
-    /// start of the MPC-TLS connection.
-    pub fn defer_decryption_from_start(mut self, defer_decryption_from_start: bool) -> Self {
-        self.defer_decryption_from_start = Some(defer_decryption_from_start);
-        self
-    }
-
-    /// Sets the network settings.
-    pub fn network(mut self, network: NetworkSetting) -> Self {
-        self.network = Some(network);
-        self
-    }
-
-    /// Builds the configuration.
-    pub fn build(self) -> Result<MpcTlsConfig, MpcTlsConfigError> {
-        let Self {
-            max_sent_data,
-            max_sent_records,
-            max_recv_data_online,
-            max_recv_data,
-            max_recv_records_online,
-            defer_decryption_from_start,
-            network,
-        } = self;
-
-        let max_sent_data = max_sent_data.ok_or(ErrorRepr::MissingField {
-            name: "max_sent_data",
-        })?;
-
-        let max_recv_data_online = max_recv_data_online.unwrap_or(DEFAULT_MAX_RECV_ONLINE);
-        let max_recv_data = max_recv_data.ok_or(ErrorRepr::MissingField {
-            name: "max_recv_data",
-        })?;
-
-        let defer_decryption_from_start = defer_decryption_from_start.unwrap_or(true);
-        let network = network.unwrap_or_default();
-
-        validate(MpcTlsConfig {
-            max_sent_data,
-            max_sent_records,
-            max_recv_data_online,
-            max_recv_data,
-            max_recv_records_online,
-            defer_decryption_from_start,
-            network,
-        })
-    }
-}
-
-/// Settings for the network environment.
-///
-/// Provides optimization options to adapt the protocol to different network
-/// situations.
-#[derive(Debug, Clone, Copy, Serialize, Deserialize, Default)]
-pub enum NetworkSetting {
-    /// Reduces network round-trips at the expense of consuming more network
-    /// bandwidth.
-    Bandwidth,
-    /// Reduces network bandwidth utilization at the expense of more network
-    /// round-trips.
-    #[default]
-    Latency,
-}
-
-/// Error for [`MpcTlsConfig`].
-#[derive(Debug, thiserror::Error)]
-#[error(transparent)]
-pub struct MpcTlsConfigError(#[from] ErrorRepr);
-
-#[derive(Debug, thiserror::Error)]
-enum ErrorRepr {
-    #[error("missing field: {name}")]
-    MissingField { name: &'static str },
-    #[error("invalid value for field({name}): {reason}")]
-    InvalidValue { name: &'static str, reason: String },
-}
-
-mod unchecked {
-    use super::*;
-
-    #[derive(Deserialize)]
-    pub(super) struct MpcTlsConfigUnchecked {
-        max_sent_data: usize,
-        max_sent_records: Option<usize>,
-        max_recv_data_online: usize,
-        max_recv_data: usize,
-        max_recv_records_online: Option<usize>,
-        defer_decryption_from_start: bool,
-        network: NetworkSetting,
-    }
-
-    impl TryFrom<MpcTlsConfigUnchecked> for MpcTlsConfig {
-        type Error = MpcTlsConfigError;
-
-        fn try_from(value: MpcTlsConfigUnchecked) -> Result<Self, Self::Error> {
-            validate(MpcTlsConfig {
-                max_sent_data: value.max_sent_data,
-                max_sent_records: value.max_sent_records,
-                max_recv_data_online: value.max_recv_data_online,
-                max_recv_data: value.max_recv_data,
-                max_recv_records_online: value.max_recv_records_online,
-                defer_decryption_from_start: value.defer_decryption_from_start,
-                network: value.network,
-            })
-        }
-    }
-}

crates/core/src/config/verifier.rs

@@ -1,56 +0,0 @@
-//! Verifier configuration.
-
-use serde::{Deserialize, Serialize};
-
-use crate::webpki::RootCertStore;
-
-/// Verifier configuration.
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct VerifierConfig {
-    root_store: RootCertStore,
-}
-
-impl VerifierConfig {
-    /// Creates a new builder.
-    pub fn builder() -> VerifierConfigBuilder {
-        VerifierConfigBuilder::default()
-    }
-
-    /// Returns the root certificate store.
-    pub fn root_store(&self) -> &RootCertStore {
-        &self.root_store
-    }
-}
-
-/// Builder for [`VerifierConfig`].
-#[derive(Debug, Default)]
-pub struct VerifierConfigBuilder {
-    root_store: Option<RootCertStore>,
-}
-
-impl VerifierConfigBuilder {
-    /// Sets the root certificate store.
-    pub fn root_store(mut self, root_store: RootCertStore) -> Self {
-        self.root_store = Some(root_store);
-        self
-    }
-
-    /// Builds the configuration.
-    pub fn build(self) -> Result<VerifierConfig, VerifierConfigError> {
-        let root_store = self
-            .root_store
-            .ok_or(ErrorRepr::MissingField { name: "root_store" })?;
-        Ok(VerifierConfig { root_store })
-    }
-}
-
-/// Error for [`VerifierConfig`].
-#[derive(Debug, thiserror::Error)]
-#[error(transparent)]
-pub struct VerifierConfigError(#[from] ErrorRepr);
-
-#[derive(Debug, thiserror::Error)]
-enum ErrorRepr {
-    #[error("missing field: {name}")]
-    MissingField { name: &'static str },
-}

crates/core/src/connection.rs

@@ -6,7 +6,10 @@ use rustls_pki_types as webpki_types;
 use serde::{Deserialize, Serialize};
 use tls_core::msgs::{codec::Codec, enums::NamedGroup, handshake::ServerECDHParams};
 
-use crate::webpki::{CertificateDer, ServerCertVerifier, ServerCertVerifierError};
+use crate::{
+    transcript::TlsTranscript,
+    webpki::{CertificateDer, ServerCertVerifier, ServerCertVerifierError},
+};
 
 /// TLS version.
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
@@ -116,75 +119,84 @@ pub enum KeyType {
     SECP256R1 = 0x0017,
 }
 
-/// Signature algorithm used on the key exchange parameters.
+/// Signature scheme on the key exchange parameters.
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
 #[serde(rename_all = "lowercase")]
 #[allow(non_camel_case_types, missing_docs)]
-pub enum SignatureAlgorithm {
-    ECDSA_NISTP256_SHA256,
-    ECDSA_NISTP256_SHA384,
-    ECDSA_NISTP384_SHA256,
-    ECDSA_NISTP384_SHA384,
-    ED25519,
-    RSA_PKCS1_2048_8192_SHA256,
-    RSA_PKCS1_2048_8192_SHA384,
-    RSA_PKCS1_2048_8192_SHA512,
-    RSA_PSS_2048_8192_SHA256_LEGACY_KEY,
-    RSA_PSS_2048_8192_SHA384_LEGACY_KEY,
-    RSA_PSS_2048_8192_SHA512_LEGACY_KEY,
+pub enum SignatureScheme {
+    RSA_PKCS1_SHA1 = 0x0201,
+    ECDSA_SHA1_Legacy = 0x0203,
+    RSA_PKCS1_SHA256 = 0x0401,
+    ECDSA_NISTP256_SHA256 = 0x0403,
+    RSA_PKCS1_SHA384 = 0x0501,
+    ECDSA_NISTP384_SHA384 = 0x0503,
+    RSA_PKCS1_SHA512 = 0x0601,
+    ECDSA_NISTP521_SHA512 = 0x0603,
+    RSA_PSS_SHA256 = 0x0804,
+    RSA_PSS_SHA384 = 0x0805,
+    RSA_PSS_SHA512 = 0x0806,
+    ED25519 = 0x0807,
 }
 
-impl fmt::Display for SignatureAlgorithm {
+impl fmt::Display for SignatureScheme {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {
-            SignatureAlgorithm::ECDSA_NISTP256_SHA256 => write!(f, "ECDSA_NISTP256_SHA256"),
-            SignatureAlgorithm::ECDSA_NISTP256_SHA384 => write!(f, "ECDSA_NISTP256_SHA384"),
-            SignatureAlgorithm::ECDSA_NISTP384_SHA256 => write!(f, "ECDSA_NISTP384_SHA256"),
-            SignatureAlgorithm::ECDSA_NISTP384_SHA384 => write!(f, "ECDSA_NISTP384_SHA384"),
-            SignatureAlgorithm::ED25519 => write!(f, "ED25519"),
-            SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA256 => {
-                write!(f, "RSA_PKCS1_2048_8192_SHA256")
-            }
-            SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA384 => {
-                write!(f, "RSA_PKCS1_2048_8192_SHA384")
-            }
-            SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA512 => {
-                write!(f, "RSA_PKCS1_2048_8192_SHA512")
-            }
-            SignatureAlgorithm::RSA_PSS_2048_8192_SHA256_LEGACY_KEY => {
-                write!(f, "RSA_PSS_2048_8192_SHA256_LEGACY_KEY")
-            }
-            SignatureAlgorithm::RSA_PSS_2048_8192_SHA384_LEGACY_KEY => {
-                write!(f, "RSA_PSS_2048_8192_SHA384_LEGACY_KEY")
-            }
-            SignatureAlgorithm::RSA_PSS_2048_8192_SHA512_LEGACY_KEY => {
-                write!(f, "RSA_PSS_2048_8192_SHA512_LEGACY_KEY")
-            }
+            SignatureScheme::RSA_PKCS1_SHA1 => write!(f, "RSA_PKCS1_SHA1"),
+            SignatureScheme::ECDSA_SHA1_Legacy => write!(f, "ECDSA_SHA1_Legacy"),
+            SignatureScheme::RSA_PKCS1_SHA256 => write!(f, "RSA_PKCS1_SHA256"),
+            SignatureScheme::ECDSA_NISTP256_SHA256 => write!(f, "ECDSA_NISTP256_SHA256"),
+            SignatureScheme::RSA_PKCS1_SHA384 => write!(f, "RSA_PKCS1_SHA384"),
+            SignatureScheme::ECDSA_NISTP384_SHA384 => write!(f, "ECDSA_NISTP384_SHA384"),
+            SignatureScheme::RSA_PKCS1_SHA512 => write!(f, "RSA_PKCS1_SHA512"),
+            SignatureScheme::ECDSA_NISTP521_SHA512 => write!(f, "ECDSA_NISTP521_SHA512"),
+            SignatureScheme::RSA_PSS_SHA256 => write!(f, "RSA_PSS_SHA256"),
+            SignatureScheme::RSA_PSS_SHA384 => write!(f, "RSA_PSS_SHA384"),
+            SignatureScheme::RSA_PSS_SHA512 => write!(f, "RSA_PSS_SHA512"),
+            SignatureScheme::ED25519 => write!(f, "ED25519"),
         }
     }
 }
 
-impl From<tls_core::verify::SignatureAlgorithm> for SignatureAlgorithm {
-    fn from(value: tls_core::verify::SignatureAlgorithm) -> Self {
-        use tls_core::verify::SignatureAlgorithm as Core;
+impl TryFrom<tls_core::msgs::enums::SignatureScheme> for SignatureScheme {
+    type Error = &'static str;
+
+    fn try_from(value: tls_core::msgs::enums::SignatureScheme) -> Result<Self, Self::Error> {
+        use tls_core::msgs::enums::SignatureScheme as Core;
+        use SignatureScheme::*;
+        Ok(match value {
+            Core::RSA_PKCS1_SHA1 => RSA_PKCS1_SHA1,
+            Core::ECDSA_SHA1_Legacy => ECDSA_SHA1_Legacy,
+            Core::RSA_PKCS1_SHA256 => RSA_PKCS1_SHA256,
+            Core::ECDSA_NISTP256_SHA256 => ECDSA_NISTP256_SHA256,
+            Core::RSA_PKCS1_SHA384 => RSA_PKCS1_SHA384,
+            Core::ECDSA_NISTP384_SHA384 => ECDSA_NISTP384_SHA384,
+            Core::RSA_PKCS1_SHA512 => RSA_PKCS1_SHA512,
+            Core::ECDSA_NISTP521_SHA512 => ECDSA_NISTP521_SHA512,
+            Core::RSA_PSS_SHA256 => RSA_PSS_SHA256,
+            Core::RSA_PSS_SHA384 => RSA_PSS_SHA384,
+            Core::RSA_PSS_SHA512 => RSA_PSS_SHA512,
+            Core::ED25519 => ED25519,
+            _ => return Err("unsupported signature scheme"),
+        })
+    }
+}
+
+impl From<SignatureScheme> for tls_core::msgs::enums::SignatureScheme {
+    fn from(value: SignatureScheme) -> Self {
+        use tls_core::msgs::enums::SignatureScheme::*;
         match value {
-            Core::ECDSA_NISTP256_SHA256 => SignatureAlgorithm::ECDSA_NISTP256_SHA256,
-            Core::ECDSA_NISTP256_SHA384 => SignatureAlgorithm::ECDSA_NISTP256_SHA384,
-            Core::ECDSA_NISTP384_SHA256 => SignatureAlgorithm::ECDSA_NISTP384_SHA256,
-            Core::ECDSA_NISTP384_SHA384 => SignatureAlgorithm::ECDSA_NISTP384_SHA384,
-            Core::ED25519 => SignatureAlgorithm::ED25519,
-            Core::RSA_PKCS1_2048_8192_SHA256 => SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA256,
-            Core::RSA_PKCS1_2048_8192_SHA384 => SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA384,
-            Core::RSA_PKCS1_2048_8192_SHA512 => SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA512,
-            Core::RSA_PSS_2048_8192_SHA256_LEGACY_KEY => {
-                SignatureAlgorithm::RSA_PSS_2048_8192_SHA256_LEGACY_KEY
-            }
-            Core::RSA_PSS_2048_8192_SHA384_LEGACY_KEY => {
-                SignatureAlgorithm::RSA_PSS_2048_8192_SHA384_LEGACY_KEY
-            }
-            Core::RSA_PSS_2048_8192_SHA512_LEGACY_KEY => {
-                SignatureAlgorithm::RSA_PSS_2048_8192_SHA512_LEGACY_KEY
-            }
+            SignatureScheme::RSA_PKCS1_SHA1 => RSA_PKCS1_SHA1,
+            SignatureScheme::ECDSA_SHA1_Legacy => ECDSA_SHA1_Legacy,
+            SignatureScheme::RSA_PKCS1_SHA256 => RSA_PKCS1_SHA256,
+            SignatureScheme::ECDSA_NISTP256_SHA256 => ECDSA_NISTP256_SHA256,
+            SignatureScheme::RSA_PKCS1_SHA384 => RSA_PKCS1_SHA384,
+            SignatureScheme::ECDSA_NISTP384_SHA384 => ECDSA_NISTP384_SHA384,
+            SignatureScheme::RSA_PKCS1_SHA512 => RSA_PKCS1_SHA512,
+            SignatureScheme::ECDSA_NISTP521_SHA512 => ECDSA_NISTP521_SHA512,
+            SignatureScheme::RSA_PSS_SHA256 => RSA_PSS_SHA256,
+            SignatureScheme::RSA_PSS_SHA384 => RSA_PSS_SHA384,
+            SignatureScheme::RSA_PSS_SHA512 => RSA_PSS_SHA512,
+            SignatureScheme::ED25519 => ED25519,
         }
     }
 }
@@ -192,8 +204,8 @@ impl From<tls_core::verify::SignatureAlgorithm> for SignatureAlgorithm {
 /// Server's signature of the key exchange parameters.
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct ServerSignature {
-    /// Signature algorithm.
-    pub alg: SignatureAlgorithm,
+    /// Signature scheme.
+    pub scheme: SignatureScheme,
     /// Signature data.
     pub sig: Vec<u8>,
 }
@@ -303,6 +315,25 @@ pub struct HandshakeData {
 }
 
 impl HandshakeData {
+    /// Creates a new instance.
+    ///
+    /// # Arguments
+    ///
+    /// * `transcript` - The TLS transcript.
+    pub fn new(transcript: &TlsTranscript) -> Self {
+        Self {
+            certs: transcript
+                .server_cert_chain()
+                .expect("server cert chain is present")
+                .to_vec(),
+            sig: transcript
+                .server_signature()
+                .expect("server signature is present")
+                .clone(),
+            binding: transcript.certificate_binding().clone(),
+        }
+    }
+
     /// Verifies the handshake data.
     ///
     /// # Arguments
@@ -350,23 +381,20 @@ impl HandshakeData {
         message.extend_from_slice(&server_ephemeral_key.kx_params());
 
         use webpki::ring as alg;
-        let sig_alg = match self.sig.alg {
-            SignatureAlgorithm::ECDSA_NISTP256_SHA256 => alg::ECDSA_P256_SHA256,
-            SignatureAlgorithm::ECDSA_NISTP256_SHA384 => alg::ECDSA_P256_SHA384,
-            SignatureAlgorithm::ECDSA_NISTP384_SHA256 => alg::ECDSA_P384_SHA256,
-            SignatureAlgorithm::ECDSA_NISTP384_SHA384 => alg::ECDSA_P384_SHA384,
-            SignatureAlgorithm::ED25519 => alg::ED25519,
-            SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA256 => alg::RSA_PKCS1_2048_8192_SHA256,
-            SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA384 => alg::RSA_PKCS1_2048_8192_SHA384,
-            SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA512 => alg::RSA_PKCS1_2048_8192_SHA512,
-            SignatureAlgorithm::RSA_PSS_2048_8192_SHA256_LEGACY_KEY => {
-                alg::RSA_PSS_2048_8192_SHA256_LEGACY_KEY
-            }
-            SignatureAlgorithm::RSA_PSS_2048_8192_SHA384_LEGACY_KEY => {
-                alg::RSA_PSS_2048_8192_SHA384_LEGACY_KEY
-            }
-            SignatureAlgorithm::RSA_PSS_2048_8192_SHA512_LEGACY_KEY => {
-                alg::RSA_PSS_2048_8192_SHA512_LEGACY_KEY
+        let sig_alg = match self.sig.scheme {
+            SignatureScheme::RSA_PKCS1_SHA256 => alg::RSA_PKCS1_2048_8192_SHA256,
+            SignatureScheme::RSA_PKCS1_SHA384 => alg::RSA_PKCS1_2048_8192_SHA384,
+            SignatureScheme::RSA_PKCS1_SHA512 => alg::RSA_PKCS1_2048_8192_SHA512,
+            SignatureScheme::RSA_PSS_SHA256 => alg::RSA_PSS_2048_8192_SHA256_LEGACY_KEY,
+            SignatureScheme::RSA_PSS_SHA384 => alg::RSA_PSS_2048_8192_SHA384_LEGACY_KEY,
+            SignatureScheme::RSA_PSS_SHA512 => alg::RSA_PSS_2048_8192_SHA512_LEGACY_KEY,
+            SignatureScheme::ECDSA_NISTP256_SHA256 => alg::ECDSA_P256_SHA256,
+            SignatureScheme::ECDSA_NISTP384_SHA384 => alg::ECDSA_P384_SHA384,
+            SignatureScheme::ED25519 => alg::ED25519,
+            scheme => {
+                return Err(HandshakeVerificationError::UnsupportedSignatureScheme(
+                    scheme,
+                ))
             }
         };
 
@@ -396,6 +424,8 @@ pub enum HandshakeVerificationError {
     InvalidServerEphemeralKey,
     #[error("server certificate verification failed: {0}")]
     ServerCert(ServerCertVerifierError),
+    #[error("unsupported signature scheme: {0}")]
+    UnsupportedSignatureScheme(SignatureScheme),
 }
 
 #[cfg(test)]

crates/core/src/display.rs

@@ -1,11 +1,11 @@
-use rangeset::set::RangeSet;
+use rangeset::RangeSet;
 
 pub(crate) struct FmtRangeSet<'a>(pub &'a RangeSet<usize>);
 
 impl<'a> std::fmt::Display for FmtRangeSet<'a> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         f.write_str("{")?;
-        for range in self.0.iter() {
+        for range in self.0.iter_ranges() {
             write!(f, "{}..{}", range.start, range.end)?;
             if range.end < self.0.end().unwrap_or(0) {
                 f.write_str(", ")?;

crates/core/src/fixtures.rs

@@ -10,8 +10,7 @@ use hex::FromHex;
 use crate::{
     connection::{
         CertBinding, CertBindingV1_2, ConnectionInfo, DnsName, HandshakeData, KeyType,
-        ServerEphemKey, ServerName, ServerSignature, SignatureAlgorithm, TlsVersion,
-        TranscriptLength,
+        ServerEphemKey, ServerName, ServerSignature, SignatureScheme, TlsVersion, TranscriptLength,
     },
     transcript::{
         encoding::{EncoderSecret, EncodingProvider},
@@ -48,7 +47,7 @@ impl ConnectionFixture {
                     CertificateDer(include_bytes!("fixtures/data/tlsnotary.org/ca.der").to_vec()),
                 ],
                 sig: ServerSignature {
-                    alg: SignatureAlgorithm::RSA_PKCS1_2048_8192_SHA256,
+                    scheme: SignatureScheme::RSA_PKCS1_SHA256,
                     sig: Vec::<u8>::from_hex(include_bytes!(
                         "fixtures/data/tlsnotary.org/signature"
                     ))
@@ -93,7 +92,7 @@ impl ConnectionFixture {
                     CertificateDer(include_bytes!("fixtures/data/appliedzkp.org/ca.der").to_vec()),
                 ],
                 sig: ServerSignature {
-                    alg: SignatureAlgorithm::ECDSA_NISTP256_SHA256,
+                    scheme: SignatureScheme::ECDSA_NISTP256_SHA256,
                     sig: Vec::<u8>::from_hex(include_bytes!(
                         "fixtures/data/appliedzkp.org/signature"
                     ))

crates/core/src/fixtures/transcript.rs

@@ -2,13 +2,12 @@
 
 use aead::Payload as AeadPayload;
 use aes_gcm::{aead::Aead, Aes128Gcm, NewAead};
-#[allow(deprecated)]
 use generic_array::GenericArray;
 use rand::{rngs::StdRng, Rng, SeedableRng};
 use tls_core::msgs::{
     base::Payload,
     codec::Codec,
-    enums::{HandshakeType, ProtocolVersion},
+    enums::{ContentType, HandshakeType, ProtocolVersion},
     handshake::{HandshakeMessagePayload, HandshakePayload},
     message::{OpaqueMessage, PlainMessage},
 };
@@ -16,7 +15,7 @@ use tls_core::msgs::{
 use crate::{
     connection::{TranscriptLength, VerifyData},
     fixtures::ConnectionFixture,
-    transcript::{ContentType, Record, TlsTranscript},
+    transcript::{Record, TlsTranscript},
 };
 
 /// The key used for encryption of the sent and received transcript.
@@ -104,7 +103,7 @@ impl TranscriptGenerator {
 
         let explicit_nonce: [u8; 8] = seq.to_be_bytes();
         let msg = PlainMessage {
-            typ: ContentType::ApplicationData.into(),
+            typ: ContentType::ApplicationData,
             version: ProtocolVersion::TLSv1_2,
             payload: Payload::new(plaintext),
         };
@@ -139,7 +138,7 @@ impl TranscriptGenerator {
         handshake_message.encode(&mut plaintext);
 
         let msg = PlainMessage {
-            typ: ContentType::Handshake.into(),
+            typ: ContentType::Handshake,
             version: ProtocolVersion::TLSv1_2,
             payload: Payload::new(plaintext.clone()),
         };
@@ -181,7 +180,6 @@ fn aes_gcm_encrypt(
     let mut nonce = [0u8; 12];
     nonce[..4].copy_from_slice(&iv);
     nonce[4..].copy_from_slice(&explicit_nonce);
-    #[allow(deprecated)]
     let nonce = GenericArray::from_slice(&nonce);
     let cipher = Aes128Gcm::new_from_slice(&key).unwrap();
 

crates/core/src/hash.rs

@@ -95,7 +95,7 @@ impl Display for HashAlgId {
 }
 
 /// A typed hash value.
-#[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
 pub struct TypedHash {
     /// The algorithm of the hash.
     pub alg: HashAlgId,
@@ -191,11 +191,6 @@ impl Hash {
             len: value.len(),
         }
     }
-
-    /// Returns a byte slice of the hash value.
-    pub fn as_bytes(&self) -> &[u8] {
-        &self.value[..self.len]
-    }
 }
 
 impl rs_merkle::Hash for Hash {
@@ -296,14 +291,14 @@ mod sha2 {
         fn hash(&self, data: &[u8]) -> super::Hash {
             let mut hasher = ::sha2::Sha256::default();
             hasher.update(data);
-            super::Hash::new(hasher.finalize().as_ref())
+            super::Hash::new(hasher.finalize().as_slice())
         }
 
         fn hash_prefixed(&self, prefix: &[u8], data: &[u8]) -> super::Hash {
             let mut hasher = ::sha2::Sha256::default();
             hasher.update(prefix);
             hasher.update(data);
-            super::Hash::new(hasher.finalize().as_ref())
+            super::Hash::new(hasher.finalize().as_slice())
         }
     }
 }

crates/core/src/lib.rs

@@ -12,18 +12,228 @@ pub mod merkle;
 pub mod transcript;
 pub mod webpki;
 pub use rangeset;
-pub mod config;
 pub(crate) mod display;
 
+use rangeset::{RangeSet, ToRangeSet, UnionMut};
 use serde::{Deserialize, Serialize};
 
 use crate::{
-    connection::ServerName,
+    connection::{HandshakeData, ServerName},
     transcript::{
-        encoding::EncoderSecret, PartialTranscript, TranscriptCommitment, TranscriptSecret,
+        Direction, PartialTranscript, Transcript, TranscriptCommitConfig, TranscriptCommitRequest,
+        TranscriptCommitment, TranscriptSecret,
     },
 };
 
+/// Configuration to prove information to the verifier.
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ProveConfig {
+    server_identity: bool,
+    reveal: Option<(RangeSet<usize>, RangeSet<usize>)>,
+    transcript_commit: Option<TranscriptCommitConfig>,
+}
+
+impl ProveConfig {
+    /// Creates a new builder.
+    pub fn builder(transcript: &Transcript) -> ProveConfigBuilder<'_> {
+        ProveConfigBuilder::new(transcript)
+    }
+
+    /// Returns `true` if the server identity is to be proven.
+    pub fn server_identity(&self) -> bool {
+        self.server_identity
+    }
+
+    /// Returns the ranges of the transcript to be revealed.
+    pub fn reveal(&self) -> Option<&(RangeSet<usize>, RangeSet<usize>)> {
+        self.reveal.as_ref()
+    }
+
+    /// Returns the transcript commitment configuration.
+    pub fn transcript_commit(&self) -> Option<&TranscriptCommitConfig> {
+        self.transcript_commit.as_ref()
+    }
+}
+
+/// Builder for [`ProveConfig`].
+#[derive(Debug)]
+pub struct ProveConfigBuilder<'a> {
+    transcript: &'a Transcript,
+    server_identity: bool,
+    reveal: Option<(RangeSet<usize>, RangeSet<usize>)>,
+    transcript_commit: Option<TranscriptCommitConfig>,
+}
+
+impl<'a> ProveConfigBuilder<'a> {
+    /// Creates a new builder.
+    pub fn new(transcript: &'a Transcript) -> Self {
+        Self {
+            transcript,
+            server_identity: false,
+            reveal: None,
+            transcript_commit: None,
+        }
+    }
+
+    /// Proves the server identity.
+    pub fn server_identity(&mut self) -> &mut Self {
+        self.server_identity = true;
+        self
+    }
+
+    /// Configures transcript commitments.
+    pub fn transcript_commit(&mut self, transcript_commit: TranscriptCommitConfig) -> &mut Self {
+        self.transcript_commit = Some(transcript_commit);
+        self
+    }
+
+    /// Reveals the given ranges of the transcript.
+    pub fn reveal(
+        &mut self,
+        direction: Direction,
+        ranges: &dyn ToRangeSet<usize>,
+    ) -> Result<&mut Self, ProveConfigBuilderError> {
+        let idx = ranges.to_range_set();
+
+        if idx.end().unwrap_or(0) > self.transcript.len_of_direction(direction) {
+            return Err(ProveConfigBuilderError(
+                ProveConfigBuilderErrorRepr::IndexOutOfBounds {
+                    direction,
+                    actual: idx.end().unwrap_or(0),
+                    len: self.transcript.len_of_direction(direction),
+                },
+            ));
+        }
+
+        let (sent, recv) = self.reveal.get_or_insert_default();
+        match direction {
+            Direction::Sent => sent.union_mut(&idx),
+            Direction::Received => recv.union_mut(&idx),
+        }
+
+        Ok(self)
+    }
+
+    /// Reveals the given ranges of the sent data transcript.
+    pub fn reveal_sent(
+        &mut self,
+        ranges: &dyn ToRangeSet<usize>,
+    ) -> Result<&mut Self, ProveConfigBuilderError> {
+        self.reveal(Direction::Sent, ranges)
+    }
+
+    /// Reveals the given ranges of the received data transcript.
+    pub fn reveal_recv(
+        &mut self,
+        ranges: &dyn ToRangeSet<usize>,
+    ) -> Result<&mut Self, ProveConfigBuilderError> {
+        self.reveal(Direction::Received, ranges)
+    }
+
+    /// Reveals the full transcript range for a given direction.
+    pub fn reveal_all(
+        &mut self,
+        direction: Direction,
+    ) -> Result<&mut Self, ProveConfigBuilderError> {
+        let len = self.transcript.len_of_direction(direction);
+        self.reveal(direction, &(0..len))
+    }
+
+    /// Builds the configuration.
+    pub fn build(self) -> Result<ProveConfig, ProveConfigBuilderError> {
+        Ok(ProveConfig {
+            server_identity: self.server_identity,
+            reveal: self.reveal,
+            transcript_commit: self.transcript_commit,
+        })
+    }
+}
+
+/// Error for [`ProveConfigBuilder`].
+#[derive(Debug, thiserror::Error)]
+#[error(transparent)]
+pub struct ProveConfigBuilderError(#[from] ProveConfigBuilderErrorRepr);
+
+#[derive(Debug, thiserror::Error)]
+enum ProveConfigBuilderErrorRepr {
+    #[error("range is out of bounds of the transcript ({direction}): {actual} > {len}")]
+    IndexOutOfBounds {
+        direction: Direction,
+        actual: usize,
+        len: usize,
+    },
+}
+
+/// Configuration to verify information from the prover.
+#[derive(Debug, Default, Clone, Serialize, Deserialize)]
+pub struct VerifyConfig {}
+
+impl VerifyConfig {
+    /// Creates a new builder.
+    pub fn builder() -> VerifyConfigBuilder {
+        VerifyConfigBuilder::new()
+    }
+}
+
+/// Builder for [`VerifyConfig`].
+#[derive(Debug, Default)]
+pub struct VerifyConfigBuilder {}
+
+impl VerifyConfigBuilder {
+    /// Creates a new builder.
+    pub fn new() -> Self {
+        Self {}
+    }
+
+    /// Builds the configuration.
+    pub fn build(self) -> Result<VerifyConfig, VerifyConfigBuilderError> {
+        Ok(VerifyConfig {})
+    }
+}
+
+/// Error for [`VerifyConfigBuilder`].
+#[derive(Debug, thiserror::Error)]
+#[error(transparent)]
+pub struct VerifyConfigBuilderError(#[from] VerifyConfigBuilderErrorRepr);
+
+#[derive(Debug, thiserror::Error)]
+enum VerifyConfigBuilderErrorRepr {}
+
+/// Request to prove statements about the connection.
+#[doc(hidden)]
+#[derive(Debug, Serialize, Deserialize)]
+pub struct ProveRequest {
+    /// Handshake data.
+    pub handshake: Option<(ServerName, HandshakeData)>,
+    /// Transcript data.
+    pub transcript: Option<PartialTranscript>,
+    /// Transcript commitment configuration.
+    pub transcript_commit: Option<TranscriptCommitRequest>,
+}
+
+impl ProveRequest {
+    /// Creates a new prove payload.
+    ///
+    /// # Arguments
+    ///
+    /// * `config` - The prove config.
+    /// * `transcript` - The partial transcript.
+    /// * `handshake` - The server name and handshake data.
+    pub fn new(
+        config: &ProveConfig,
+        transcript: Option<PartialTranscript>,
+        handshake: Option<(ServerName, HandshakeData)>,
+    ) -> Self {
+        let transcript_commit = config.transcript_commit().map(|config| config.to_request());
+
+        Self {
+            handshake,
+            transcript,
+            transcript_commit,
+        }
+    }
+}
+
 /// Prover output.
 #[derive(Serialize, Deserialize)]
 pub struct ProverOutput {
@@ -42,8 +252,6 @@ pub struct VerifierOutput {
     pub server_name: Option<ServerName>,
     /// Transcript data.
     pub transcript: Option<PartialTranscript>,
-    /// Encoding commitment secret.
-    pub encoder_secret: Option<EncoderSecret>,
     /// Transcript commitments.
     pub transcript_commitments: Vec<TranscriptCommitment>,
 }

crates/core/src/transcript.rs

@@ -26,11 +26,7 @@ mod tls;
 
 use std::{fmt, ops::Range};
 
-use rangeset::{
-    iter::RangeIterator,
-    ops::{Index, Set},
-    set::RangeSet,
-};
+use rangeset::{Difference, IndexRanges, RangeSet, Union};
 use serde::{Deserialize, Serialize};
 
 use crate::connection::TranscriptLength;
@@ -42,7 +38,8 @@ pub use commit::{
 pub use proof::{
     TranscriptProof, TranscriptProofBuilder, TranscriptProofBuilderError, TranscriptProofError,
 };
-pub use tls::{ContentType, Record, TlsTranscript};
+pub use tls::{Record, TlsTranscript};
+pub use tls_core::msgs::enums::ContentType;
 
 /// A transcript contains the plaintext of all application data communicated
 /// between the Prover and the Server.
@@ -110,14 +107,8 @@ impl Transcript {
         }
 
         Some(
-            Subsequence::new(
-                idx.clone(),
-                data.index(idx).fold(Vec::new(), |mut acc, s| {
-                    acc.extend_from_slice(s);
-                    acc
-                }),
-            )
-            .expect("data is same length as index"),
+            Subsequence::new(idx.clone(), data.index_ranges(idx))
+                .expect("data is same length as index"),
         )
     }
 
@@ -139,11 +130,11 @@ impl Transcript {
         let mut sent = vec![0; self.sent.len()];
         let mut received = vec![0; self.received.len()];
 
-        for range in sent_idx.iter() {
+        for range in sent_idx.iter_ranges() {
             sent[range.clone()].copy_from_slice(&self.sent[range]);
         }
 
-        for range in recv_idx.iter() {
+        for range in recv_idx.iter_ranges() {
             received[range.clone()].copy_from_slice(&self.received[range]);
         }
 
@@ -196,20 +187,12 @@ pub struct CompressedPartialTranscript {
 impl From<PartialTranscript> for CompressedPartialTranscript {
     fn from(uncompressed: PartialTranscript) -> Self {
         Self {
-            sent_authed: uncompressed.sent.index(&uncompressed.sent_authed_idx).fold(
-                Vec::new(),
-                |mut acc, s| {
-                    acc.extend_from_slice(s);
-                    acc
-                },
-            ),
+            sent_authed: uncompressed
+                .sent
+                .index_ranges(&uncompressed.sent_authed_idx),
             received_authed: uncompressed
                 .received
-                .index(&uncompressed.received_authed_idx)
-                .fold(Vec::new(), |mut acc, s| {
-                    acc.extend_from_slice(s);
-                    acc
-                }),
+                .index_ranges(&uncompressed.received_authed_idx),
             sent_idx: uncompressed.sent_authed_idx,
             recv_idx: uncompressed.received_authed_idx,
             sent_total: uncompressed.sent.len(),
@@ -225,7 +208,7 @@ impl From<CompressedPartialTranscript> for PartialTranscript {
 
         let mut offset = 0;
 
-        for range in compressed.sent_idx.iter() {
+        for range in compressed.sent_idx.iter_ranges() {
             sent[range.clone()]
                 .copy_from_slice(&compressed.sent_authed[offset..offset + range.len()]);
             offset += range.len();
@@ -233,7 +216,7 @@ impl From<CompressedPartialTranscript> for PartialTranscript {
 
         let mut offset = 0;
 
-        for range in compressed.recv_idx.iter() {
+        for range in compressed.recv_idx.iter_ranges() {
             received[range.clone()]
                 .copy_from_slice(&compressed.received_authed[offset..offset + range.len()]);
             offset += range.len();
@@ -322,16 +305,12 @@ impl PartialTranscript {
 
     /// Returns the index of sent data which haven't been authenticated.
     pub fn sent_unauthed(&self) -> RangeSet<usize> {
-        (0..self.sent.len())
-            .difference(&self.sent_authed_idx)
-            .into_set()
+        (0..self.sent.len()).difference(&self.sent_authed_idx)
     }
 
     /// Returns the index of received data which haven't been authenticated.
     pub fn received_unauthed(&self) -> RangeSet<usize> {
-        (0..self.received.len())
-            .difference(&self.received_authed_idx)
-            .into_set()
+        (0..self.received.len()).difference(&self.received_authed_idx)
     }
 
     /// Returns an iterator over the authenticated data in the transcript.
@@ -341,7 +320,7 @@ impl PartialTranscript {
             Direction::Received => (&self.received, &self.received_authed_idx),
         };
 
-        authed.iter_values().map(move |i| data[i])
+        authed.iter().map(|i| data[i])
     }
 
     /// Unions the authenticated data of this transcript with another.
@@ -361,20 +340,24 @@ impl PartialTranscript {
             "received data are not the same length"
         );
 
-        for range in other.sent_authed_idx.difference(&self.sent_authed_idx) {
+        for range in other
+            .sent_authed_idx
+            .difference(&self.sent_authed_idx)
+            .iter_ranges()
+        {
             self.sent[range.clone()].copy_from_slice(&other.sent[range]);
         }
 
         for range in other
             .received_authed_idx
             .difference(&self.received_authed_idx)
+            .iter_ranges()
         {
             self.received[range.clone()].copy_from_slice(&other.received[range]);
         }
 
-        self.sent_authed_idx.union_mut(&other.sent_authed_idx);
-        self.received_authed_idx
-            .union_mut(&other.received_authed_idx);
+        self.sent_authed_idx = self.sent_authed_idx.union(&other.sent_authed_idx);
+        self.received_authed_idx = self.received_authed_idx.union(&other.received_authed_idx);
     }
 
     /// Unions an authenticated subsequence into this transcript.
@@ -386,11 +369,11 @@ impl PartialTranscript {
         match direction {
             Direction::Sent => {
                 seq.copy_to(&mut self.sent);
-                self.sent_authed_idx.union_mut(&seq.idx);
+                self.sent_authed_idx = self.sent_authed_idx.union(&seq.idx);
             }
             Direction::Received => {
                 seq.copy_to(&mut self.received);
-                self.received_authed_idx.union_mut(&seq.idx);
+                self.received_authed_idx = self.received_authed_idx.union(&seq.idx);
             }
         }
     }
@@ -401,10 +384,10 @@ impl PartialTranscript {
     ///
     /// * `value` - The value to set the unauthenticated bytes to
     pub fn set_unauthed(&mut self, value: u8) {
-        for range in self.sent_unauthed().iter() {
+        for range in self.sent_unauthed().iter_ranges() {
             self.sent[range].fill(value);
         }
-        for range in self.received_unauthed().iter() {
+        for range in self.received_unauthed().iter_ranges() {
             self.received[range].fill(value);
         }
     }
@@ -419,13 +402,13 @@ impl PartialTranscript {
     pub fn set_unauthed_range(&mut self, value: u8, direction: Direction, range: Range<usize>) {
         match direction {
             Direction::Sent => {
-                for r in range.difference(&self.sent_authed_idx) {
-                    self.sent[r].fill(value);
+                for range in range.difference(&self.sent_authed_idx).iter_ranges() {
+                    self.sent[range].fill(value);
                 }
             }
             Direction::Received => {
-                for r in range.difference(&self.received_authed_idx) {
-                    self.received[r].fill(value);
+                for range in range.difference(&self.received_authed_idx).iter_ranges() {
+                    self.received[range].fill(value);
                 }
             }
         }
@@ -503,7 +486,7 @@ impl Subsequence {
     /// Panics if the subsequence ranges are out of bounds.
     pub(crate) fn copy_to(&self, dest: &mut [u8]) {
         let mut offset = 0;
-        for range in self.idx.iter() {
+        for range in self.idx.iter_ranges() {
             dest[range.clone()].copy_from_slice(&self.data[offset..offset + range.len()]);
             offset += range.len();
         }
@@ -628,7 +611,12 @@ mod validation {
             mut partial_transcript: CompressedPartialTranscriptUnchecked,
         ) {
             // Change the total to be less than the last range's end bound.
-            let end = partial_transcript.sent_idx.iter().next_back().unwrap().end;
+            let end = partial_transcript
+                .sent_idx
+                .iter_ranges()
+                .next_back()
+                .unwrap()
+                .end;
 
             partial_transcript.sent_total = end - 1;
 

crates/core/src/transcript/commit.rs

@@ -1,8 +1,8 @@
 //! Transcript commitments.
 
-use std::{collections::HashSet, fmt};
+use std::fmt;
 
-use rangeset::set::ToRangeSet;
+use rangeset::ToRangeSet;
 use serde::{Deserialize, Serialize};
 
 use crate::{
@@ -69,8 +69,6 @@ pub enum TranscriptSecret {
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct TranscriptCommitConfig {
     encoding_hash_alg: HashAlgId,
-    has_encoding: bool,
-    has_hash: bool,
     commits: Vec<((Direction, RangeSet<usize>), TranscriptCommitmentKind)>,
 }
 
@@ -85,16 +83,6 @@ impl TranscriptCommitConfig {
         &self.encoding_hash_alg
     }
 
-    /// Returns `true` if the configuration has any encoding commitments.
-    pub fn has_encoding(&self) -> bool {
-        self.has_encoding
-    }
-
-    /// Returns `true` if the configuration has any hash commitments.
-    pub fn has_hash(&self) -> bool {
-        self.has_hash
-    }
-
     /// Returns an iterator over the encoding commitment indices.
     pub fn iter_encoding(&self) -> impl Iterator<Item = &(Direction, RangeSet<usize>)> {
         self.commits.iter().filter_map(|(idx, kind)| match kind {
@@ -114,19 +102,10 @@ impl TranscriptCommitConfig {
     /// Returns a request for the transcript commitments.
     pub fn to_request(&self) -> TranscriptCommitRequest {
         TranscriptCommitRequest {
-            encoding: self.has_encoding.then(|| {
-                let mut sent = RangeSet::default();
-                let mut recv = RangeSet::default();
-
-                for (dir, idx) in self.iter_encoding() {
-                    match dir {
-                        Direction::Sent => sent.union_mut(idx),
-                        Direction::Received => recv.union_mut(idx),
-                    }
-                }
-
-                (sent, recv)
-            }),
+            encoding: self
+                .iter_encoding()
+                .map(|(dir, idx)| (*dir, idx.clone()))
+                .collect(),
             hash: self
                 .iter_hash()
                 .map(|((dir, idx), alg)| (*dir, idx.clone(), *alg))
@@ -143,10 +122,8 @@ impl TranscriptCommitConfig {
 pub struct TranscriptCommitConfigBuilder<'a> {
     transcript: &'a Transcript,
     encoding_hash_alg: HashAlgId,
-    has_encoding: bool,
-    has_hash: bool,
     default_kind: TranscriptCommitmentKind,
-    commits: HashSet<((Direction, RangeSet<usize>), TranscriptCommitmentKind)>,
+    commits: Vec<((Direction, RangeSet<usize>), TranscriptCommitmentKind)>,
 }
 
 impl<'a> TranscriptCommitConfigBuilder<'a> {
@@ -155,10 +132,8 @@ impl<'a> TranscriptCommitConfigBuilder<'a> {
         Self {
             transcript,
             encoding_hash_alg: HashAlgId::BLAKE3,
-            has_encoding: false,
-            has_hash: false,
             default_kind: TranscriptCommitmentKind::Encoding,
-            commits: HashSet::default(),
+            commits: Vec::default(),
         }
     }
 
@@ -200,14 +175,12 @@ impl<'a> TranscriptCommitConfigBuilder<'a> {
                 ),
             ));
         }
+        let value = ((direction, idx), kind);
 
-        match kind {
-            TranscriptCommitmentKind::Encoding => self.has_encoding = true,
-            TranscriptCommitmentKind::Hash { .. } => self.has_hash = true,
+        if !self.commits.contains(&value) {
+            self.commits.push(value);
         }
 
-        self.commits.insert(((direction, idx), kind));
-
         Ok(self)
     }
 
@@ -253,8 +226,6 @@ impl<'a> TranscriptCommitConfigBuilder<'a> {
     pub fn build(self) -> Result<TranscriptCommitConfig, TranscriptCommitConfigBuilderError> {
         Ok(TranscriptCommitConfig {
             encoding_hash_alg: self.encoding_hash_alg,
-            has_encoding: self.has_encoding,
-            has_hash: self.has_hash,
             commits: Vec::from_iter(self.commits),
         })
     }
@@ -301,30 +272,20 @@ impl fmt::Display for TranscriptCommitConfigBuilderError {
 /// Request to compute transcript commitments.
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct TranscriptCommitRequest {
-    encoding: Option<(RangeSet<usize>, RangeSet<usize>)>,
+    encoding: Vec<(Direction, RangeSet<usize>)>,
     hash: Vec<(Direction, RangeSet<usize>, HashAlgId)>,
 }
 
 impl TranscriptCommitRequest {
-    /// Returns `true` if an encoding commitment is requested.
-    pub fn has_encoding(&self) -> bool {
-        self.encoding.is_some()
-    }
-
-    /// Returns `true` if a hash commitment is requested.
-    pub fn has_hash(&self) -> bool {
-        !self.hash.is_empty()
+    /// Returns an iterator over the encoding commitments.
+    pub fn iter_encoding(&self) -> impl Iterator<Item = &(Direction, RangeSet<usize>)> {
+        self.encoding.iter()
     }
 
     /// Returns an iterator over the hash commitments.
     pub fn iter_hash(&self) -> impl Iterator<Item = &(Direction, RangeSet<usize>, HashAlgId)> {
         self.hash.iter()
     }
-
-    /// Returns the ranges of the encoding commitments.
-    pub fn encoding(&self) -> Option<&(RangeSet<usize>, RangeSet<usize>)> {
-        self.encoding.as_ref()
-    }
 }
 
 #[cfg(test)]

crates/core/src/transcript/encoding.rs

@@ -19,4 +19,6 @@ use crate::hash::TypedHash;
 pub struct EncodingCommitment {
     /// Merkle root of the encoding commitments.
     pub root: TypedHash,
+    /// Seed used to generate the encodings.
+    pub secret: EncoderSecret,
 }

crates/core/src/transcript/encoding/encoder.rs

@@ -12,7 +12,7 @@ const BIT_ENCODING_SIZE: usize = 16;
 const BYTE_ENCODING_SIZE: usize = 128;
 
 /// Secret used by an encoder to generate encodings.
-#[derive(Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
 pub struct EncoderSecret {
     seed: [u8; 32],
     delta: [u8; BIT_ENCODING_SIZE],

crates/core/src/transcript/encoding/proof.rs

@@ -1,6 +1,6 @@
 use std::{collections::HashMap, fmt};
 
-use rangeset::set::RangeSet;
+use rangeset::{RangeSet, UnionMut};
 use serde::{Deserialize, Serialize};
 
 use crate::{
@@ -8,7 +8,7 @@ use crate::{
     merkle::{MerkleError, MerkleProof},
     transcript::{
         commit::MAX_TOTAL_COMMITTED_DATA,
-        encoding::{new_encoder, Encoder, EncoderSecret, EncodingCommitment},
+        encoding::{new_encoder, Encoder, EncodingCommitment},
         Direction,
     },
 };
@@ -48,14 +48,13 @@ impl EncodingProof {
     pub fn verify_with_provider(
         &self,
         provider: &HashProvider,
-        secret: &EncoderSecret,
         commitment: &EncodingCommitment,
         sent: &[u8],
         recv: &[u8],
     ) -> Result<(RangeSet<usize>, RangeSet<usize>), EncodingProofError> {
         let hasher = provider.get(&commitment.root.alg)?;
 
-        let encoder = new_encoder(secret);
+        let encoder = new_encoder(&commitment.secret);
         let Self {
             inclusion_proof,
             openings,
@@ -103,7 +102,7 @@ impl EncodingProof {
             }
 
             expected_leaf.clear();
-            for range in idx.iter() {
+            for range in idx.iter_ranges() {
                 encoder.encode_data(*direction, range.clone(), &data[range], &mut expected_leaf);
             }
             expected_leaf.extend_from_slice(blinder.as_bytes());
@@ -233,7 +232,10 @@ mod test {
     use crate::{
         fixtures::{encoder_secret, encoder_secret_tampered_seed, encoding_provider},
         hash::Blake3,
-        transcript::{encoding::EncodingTree, Transcript},
+        transcript::{
+            encoding::{EncoderSecret, EncodingTree},
+            Transcript,
+        },
     };
 
     use super::*;
@@ -244,7 +246,7 @@ mod test {
         commitment: EncodingCommitment,
     }
 
-    fn new_encoding_fixture() -> EncodingFixture {
+    fn new_encoding_fixture(secret: EncoderSecret) -> EncodingFixture {
         let transcript = Transcript::new(POST_JSON, OK_JSON);
 
         let idx_0 = (Direction::Sent, RangeSet::from(0..POST_JSON.len()));
@@ -255,7 +257,10 @@ mod test {
 
         let proof = tree.proof([&idx_0, &idx_1].into_iter()).unwrap();
 
-        let commitment = EncodingCommitment { root: tree.root() };
+        let commitment = EncodingCommitment {
+            root: tree.root(),
+            secret,
+        };
 
         EncodingFixture {
             transcript,
@@ -270,12 +275,11 @@ mod test {
             transcript,
             proof,
             commitment,
-        } = new_encoding_fixture();
+        } = new_encoding_fixture(encoder_secret_tampered_seed());
 
         let err = proof
             .verify_with_provider(
                 &HashProvider::default(),
-                &encoder_secret_tampered_seed(),
                 &commitment,
                 transcript.sent(),
                 transcript.received(),
@@ -291,19 +295,13 @@ mod test {
             transcript,
             proof,
             commitment,
-        } = new_encoding_fixture();
+        } = new_encoding_fixture(encoder_secret());
 
         let sent = &transcript.sent()[transcript.sent().len() - 1..];
         let recv = &transcript.received()[transcript.received().len() - 2..];
 
         let err = proof
-            .verify_with_provider(
-                &HashProvider::default(),
-                &encoder_secret(),
-                &commitment,
-                sent,
-                recv,
-            )
+            .verify_with_provider(&HashProvider::default(), &commitment, sent, recv)
             .unwrap_err();
 
         assert!(matches!(err.kind, ErrorKind::Proof));
@@ -315,7 +313,7 @@ mod test {
             transcript,
             mut proof,
             commitment,
-        } = new_encoding_fixture();
+        } = new_encoding_fixture(encoder_secret());
 
         let Opening { idx, .. } = proof.openings.values_mut().next().unwrap();
 
@@ -324,7 +322,6 @@ mod test {
         let err = proof
             .verify_with_provider(
                 &HashProvider::default(),
-                &encoder_secret(),
                 &commitment,
                 transcript.sent(),
                 transcript.received(),
@@ -340,7 +337,7 @@ mod test {
             transcript,
             mut proof,
             commitment,
-        } = new_encoding_fixture();
+        } = new_encoding_fixture(encoder_secret());
 
         let Opening { blinder, .. } = proof.openings.values_mut().next().unwrap();
 
@@ -349,7 +346,6 @@ mod test {
         let err = proof
             .verify_with_provider(
                 &HashProvider::default(),
-                &encoder_secret(),
                 &commitment,
                 transcript.sent(),
                 transcript.received(),

crates/core/src/transcript/encoding/tree.rs

@@ -1,7 +1,7 @@
 use std::collections::HashMap;
 
 use bimap::BiMap;
-use rangeset::set::RangeSet;
+use rangeset::{RangeSet, UnionMut};
 use serde::{Deserialize, Serialize};
 
 use crate::{
@@ -99,7 +99,7 @@ impl EncodingTree {
             let blinder: Blinder = rand::random();
 
             encoding.clear();
-            for range in idx.iter() {
+            for range in idx.iter_ranges() {
                 provider
                     .provide_encoding(direction, range, &mut encoding)
                     .map_err(|_| EncodingTreeError::MissingEncoding { index: idx.clone() })?;
@@ -222,12 +222,14 @@ mod tests {
 
         let proof = tree.proof([&idx_0, &idx_1].into_iter()).unwrap();
 
-        let commitment = EncodingCommitment { root: tree.root() };
+        let commitment = EncodingCommitment {
+            root: tree.root(),
+            secret: encoder_secret(),
+        };
 
         let (auth_sent, auth_recv) = proof
             .verify_with_provider(
                 &HashProvider::default(),
-                &encoder_secret(),
                 &commitment,
                 transcript.sent(),
                 transcript.received(),
@@ -258,12 +260,14 @@ mod tests {
             .proof([&idx_0, &idx_1, &idx_2, &idx_3].into_iter())
             .unwrap();
 
-        let commitment = EncodingCommitment { root: tree.root() };
+        let commitment = EncodingCommitment {
+            root: tree.root(),
+            secret: encoder_secret(),
+        };
 
         let (auth_sent, auth_recv) = proof
             .verify_with_provider(
                 &HashProvider::default(),
-                &encoder_secret(),
                 &commitment,
                 transcript.sent(),
                 transcript.received(),

crates/core/src/transcript/proof.rs

@@ -1,10 +1,6 @@
 //! Transcript proofs.
 
-use rangeset::{
-    iter::RangeIterator,
-    ops::{Cover, Set},
-    set::ToRangeSet,
-};
+use rangeset::{Cover, Difference, Subset, ToRangeSet, UnionMut};
 use serde::{Deserialize, Serialize};
 use std::{collections::HashSet, fmt};
 
@@ -14,7 +10,7 @@ use crate::{
     hash::{HashAlgId, HashProvider},
     transcript::{
         commit::{TranscriptCommitment, TranscriptCommitmentKind},
-        encoding::{EncoderSecret, EncodingProof, EncodingProofError, EncodingTree},
+        encoding::{EncodingProof, EncodingProofError, EncodingTree},
         hash::{hash_plaintext, PlaintextHash, PlaintextHashSecret},
         Direction, PartialTranscript, RangeSet, Transcript, TranscriptSecret,
     },
@@ -26,12 +22,6 @@ const DEFAULT_COMMITMENT_KINDS: &[TranscriptCommitmentKind] = &[
     TranscriptCommitmentKind::Hash {
         alg: HashAlgId::SHA256,
     },
-    TranscriptCommitmentKind::Hash {
-        alg: HashAlgId::BLAKE3,
-    },
-    TranscriptCommitmentKind::Hash {
-        alg: HashAlgId::KECCAK256,
-    },
     TranscriptCommitmentKind::Encoding,
 ];
 
@@ -58,7 +48,6 @@ impl TranscriptProof {
         self,
         provider: &HashProvider,
         length: &TranscriptLength,
-        encoder_secret: Option<&EncoderSecret>,
         commitments: impl IntoIterator<Item = &'a TranscriptCommitment>,
     ) -> Result<PartialTranscript, TranscriptProofError> {
         let mut encoding_commitment = None;
@@ -94,13 +83,6 @@ impl TranscriptProof {
 
         // Verify encoding proof.
         if let Some(proof) = self.encoding_proof {
-            let secret = encoder_secret.ok_or_else(|| {
-                TranscriptProofError::new(
-                    ErrorKind::Encoding,
-                    "contains an encoding proof but missing encoder secret",
-                )
-            })?;
-
             let commitment = encoding_commitment.ok_or_else(|| {
                 TranscriptProofError::new(
                     ErrorKind::Encoding,
@@ -110,7 +92,6 @@ impl TranscriptProof {
 
             let (auth_sent, auth_recv) = proof.verify_with_provider(
                 provider,
-                secret,
                 commitment,
                 self.transcript.sent_unsafe(),
                 self.transcript.received_unsafe(),
@@ -148,7 +129,7 @@ impl TranscriptProof {
             }
 
             buffer.clear();
-            for range in idx.iter() {
+            for range in idx.iter_ranges() {
                 buffer.extend_from_slice(&plaintext[range]);
             }
 
@@ -370,7 +351,7 @@ impl<'a> TranscriptProofBuilder<'a> {
         if idx.is_subset(committed) {
             self.query_idx.union(&direction, &idx);
         } else {
-            let missing = idx.difference(committed).into_set();
+            let missing = idx.difference(committed);
             return Err(TranscriptProofBuilderError::new(
                 BuilderErrorKind::MissingCommitment,
                 format!(
@@ -586,12 +567,12 @@ impl fmt::Display for TranscriptProofBuilderError {
 #[cfg(test)]
 mod tests {
     use rand::{Rng, SeedableRng};
-    use rangeset::prelude::*;
+    use rangeset::RangeSet;
     use rstest::rstest;
     use tlsn_data_fixtures::http::{request::GET_WITH_HEADER, response::OK_JSON};
 
     use crate::{
-        fixtures::{encoder_secret, encoding_provider},
+        fixtures::encoding_provider,
         hash::{Blake3, Blinder, HashAlgId},
         transcript::TranscriptCommitConfigBuilder,
     };
@@ -618,12 +599,7 @@ mod tests {
 
         let provider = HashProvider::default();
         let err = transcript_proof
-            .verify_with_provider(
-                &provider,
-                &transcript.length(),
-                Some(&encoder_secret()),
-                &[],
-            )
+            .verify_with_provider(&provider, &transcript.length(), &[])
             .err()
             .unwrap();
 
@@ -661,10 +637,7 @@ mod tests {
     }
 
     #[rstest]
-    #[case::sha256(HashAlgId::SHA256)]
-    #[case::blake3(HashAlgId::BLAKE3)]
-    #[case::keccak256(HashAlgId::KECCAK256)]
-    fn test_reveal_with_hash_commitment(#[case] alg: HashAlgId) {
+    fn test_reveal_with_hash_commitment() {
         let mut rng = rand::rngs::StdRng::seed_from_u64(0);
         let provider = HashProvider::default();
         let transcript = Transcript::new(GET_WITH_HEADER, OK_JSON);
@@ -672,6 +645,7 @@ mod tests {
         let direction = Direction::Sent;
         let idx = RangeSet::from(0..10);
         let blinder: Blinder = rng.random();
+        let alg = HashAlgId::SHA256;
         let hasher = provider.get(&alg).unwrap();
 
         let commitment = PlaintextHash {
@@ -698,7 +672,6 @@ mod tests {
             .verify_with_provider(
                 &provider,
                 &transcript.length(),
-                None,
                 &[TranscriptCommitment::Hash(commitment)],
             )
             .unwrap();
@@ -710,10 +683,7 @@ mod tests {
     }
 
     #[rstest]
-    #[case::sha256(HashAlgId::SHA256)]
-    #[case::blake3(HashAlgId::BLAKE3)]
-    #[case::keccak256(HashAlgId::KECCAK256)]
-    fn test_reveal_with_inconsistent_hash_commitment(#[case] alg: HashAlgId) {
+    fn test_reveal_with_inconsistent_hash_commitment() {
         let mut rng = rand::rngs::StdRng::seed_from_u64(0);
         let provider = HashProvider::default();
         let transcript = Transcript::new(GET_WITH_HEADER, OK_JSON);
@@ -721,6 +691,7 @@ mod tests {
         let direction = Direction::Sent;
         let idx = RangeSet::from(0..10);
         let blinder: Blinder = rng.random();
+        let alg = HashAlgId::SHA256;
         let hasher = provider.get(&alg).unwrap();
 
         let commitment = PlaintextHash {
@@ -748,7 +719,6 @@ mod tests {
             .verify_with_provider(
                 &provider,
                 &transcript.length(),
-                None,
                 &[TranscriptCommitment::Hash(commitment)],
             )
             .unwrap_err();

crates/core/src/transcript/tls.rs

@@ -10,53 +10,10 @@ use crate::{
 use tls_core::msgs::{
     alert::AlertMessagePayload,
     codec::{Codec, Reader},
-    enums::{AlertDescription, ProtocolVersion},
+    enums::{AlertDescription, ContentType, ProtocolVersion},
     handshake::{HandshakeMessagePayload, HandshakePayload},
 };
 
-/// TLS record content type.
-#[derive(Debug, Clone, Copy, PartialEq, Eq, serde::Serialize, serde::Deserialize)]
-pub enum ContentType {
-    /// Change cipher spec protocol.
-    ChangeCipherSpec,
-    /// Alert protocol.
-    Alert,
-    /// Handshake protocol.
-    Handshake,
-    /// Application data protocol.
-    ApplicationData,
-    /// Heartbeat protocol.
-    Heartbeat,
-    /// Unknown protocol.
-    Unknown(u8),
-}
-
-impl From<ContentType> for tls_core::msgs::enums::ContentType {
-    fn from(content_type: ContentType) -> Self {
-        match content_type {
-            ContentType::ChangeCipherSpec => tls_core::msgs::enums::ContentType::ChangeCipherSpec,
-            ContentType::Alert => tls_core::msgs::enums::ContentType::Alert,
-            ContentType::Handshake => tls_core::msgs::enums::ContentType::Handshake,
-            ContentType::ApplicationData => tls_core::msgs::enums::ContentType::ApplicationData,
-            ContentType::Heartbeat => tls_core::msgs::enums::ContentType::Heartbeat,
-            ContentType::Unknown(id) => tls_core::msgs::enums::ContentType::Unknown(id),
-        }
-    }
-}
-
-impl From<tls_core::msgs::enums::ContentType> for ContentType {
-    fn from(content_type: tls_core::msgs::enums::ContentType) -> Self {
-        match content_type {
-            tls_core::msgs::enums::ContentType::ChangeCipherSpec => ContentType::ChangeCipherSpec,
-            tls_core::msgs::enums::ContentType::Alert => ContentType::Alert,
-            tls_core::msgs::enums::ContentType::Handshake => ContentType::Handshake,
-            tls_core::msgs::enums::ContentType::ApplicationData => ContentType::ApplicationData,
-            tls_core::msgs::enums::ContentType::Heartbeat => ContentType::Heartbeat,
-            tls_core::msgs::enums::ContentType::Unknown(id) => ContentType::Unknown(id),
-        }
-    }
-}
-
 /// A transcript of TLS records sent and received by the prover.
 #[derive(Debug, Clone)]
 pub struct TlsTranscript {

crates/core/src/webpki.rs

@@ -53,21 +53,6 @@ impl RootCertStore {
     pub fn empty() -> Self {
         Self { roots: Vec::new() }
     }
-
-    /// Creates a root certificate store with Mozilla root certificates.
-    ///
-    /// These certificates are sourced from [`webpki-root-certs`](https://docs.rs/webpki-root-certs/latest/webpki_root_certs/). It is not recommended to use these unless the
-    /// application binary can be recompiled and deployed on-demand in the case
-    /// that the root certificates need to be updated.
-    #[cfg(feature = "mozilla-certs")]
-    pub fn mozilla() -> Self {
-        Self {
-            roots: webpki_root_certs::TLS_SERVER_ROOT_CERTS
-                .iter()
-                .map(|cert| CertificateDer(cert.to_vec()))
-                .collect(),
-        }
-    }
 }
 
 /// Server certificate verifier.
@@ -97,12 +82,8 @@ impl ServerCertVerifier {
         Ok(Self { roots })
     }
 
-    /// Creates a server certificate verifier with Mozilla root certificates.
-    ///
-    /// These certificates are sourced from [`webpki-root-certs`](https://docs.rs/webpki-root-certs/latest/webpki_root_certs/). It is not recommended to use these unless the
-    /// application binary can be recompiled and deployed on-demand in the case
-    /// that the root certificates need to be updated.
-    #[cfg(feature = "mozilla-certs")]
+    /// Creates a new server certificate verifier with Mozilla root
+    /// certificates.
     pub fn mozilla() -> Self {
         Self {
             roots: webpki_roots::TLS_SERVER_ROOTS.to_vec(),

crates/examples/Cargo.toml

@@ -15,7 +15,6 @@ tlsn-server-fixture = { workspace = true }
 tlsn-server-fixture-certs = { workspace = true }
 spansy = { workspace = true }
 
-anyhow = { workspace = true }
 bincode = { workspace = true }
 chrono = { workspace = true }
 clap = { version = "4.5", features = ["derive"] }
@@ -25,7 +24,6 @@ hex = { workspace = true }
 hyper = { workspace = true, features = ["client", "http1"] }
 hyper-util = { workspace = true, features = ["full"] }
 k256 = { workspace = true, features = ["ecdsa"] }
-serde = { workspace = true, features = ["derive"] }
 serde_json = { workspace = true }
 tokio = { workspace = true, features = [
   "rt",
@@ -38,18 +36,11 @@ tokio = { workspace = true, features = [
 tokio-util = { workspace = true }
 tracing = { workspace = true }
 tracing-subscriber = { workspace = true }
-noir = { git = "https://github.com/zkmopro/noir-rs", tag = "v1.0.0-beta.8", features = [
-  "barretenberg",
-] }
 
 [[example]]
 name = "interactive"
 path = "interactive/interactive.rs"
 
-[[example]]
-name = "interactive_zk"
-path = "interactive_zk/interactive_zk.rs"
-
 [[example]]
 name = "attestation_prove"
 path = "attestation/prove.rs"

crates/examples/README.md

@@ -4,7 +4,5 @@ This folder contains examples demonstrating how to use the TLSNotary protocol.
 
 * [Interactive](./interactive/README.md): Interactive Prover and Verifier session without a trusted notary.
 * [Attestation](./attestation/README.md): Performing a simple notarization with a trusted notary.
-* [Interactive_zk](./interactive_zk/README.md): Interactive Prover and Verifier session demonstrating zero-knowledge age verification using Noir.
-
 
 Refer to <https://tlsnotary.org/docs/quick_start> for a quick start guide to using TLSNotary with these examples.

crates/examples/attestation/prove.rs

@@ -4,7 +4,6 @@
 
 use std::env;
 
-use anyhow::{anyhow, Result};
 use clap::Parser;
 use http_body_util::Empty;
 use hyper::{body::Bytes, Request, StatusCode};
@@ -24,17 +23,12 @@ use tlsn::{
         Attestation, AttestationConfig, CryptoProvider, Secrets,
     },
     config::{
-        prove::ProveConfig,
-        prover::ProverConfig,
-        tls::TlsClientConfig,
-        tls_commit::{mpc::MpcTlsConfig, TlsCommitConfig},
-        verifier::VerifierConfig,
+        CertificateDer, PrivateKeyDer, ProtocolConfig, ProtocolConfigValidator, RootCertStore,
     },
     connection::{ConnectionInfo, HandshakeData, ServerName, TranscriptLength},
-    prover::{state::Committed, Prover, ProverOutput},
+    prover::{state::Committed, ProveConfig, Prover, ProverConfig, ProverOutput, TlsConfig},
     transcript::{ContentType, TranscriptCommitConfig},
-    verifier::{Verifier, VerifierOutput},
-    webpki::{CertificateDer, PrivateKeyDer, RootCertStore},
+    verifier::{Verifier, VerifierConfig, VerifierOutput, VerifyConfig},
 };
 use tlsn_examples::ExampleType;
 use tlsn_formats::http::{DefaultHttpCommitter, HttpCommit, HttpTranscript};
@@ -53,7 +47,7 @@ struct Args {
 }
 
 #[tokio::main]
-async fn main() -> Result<()> {
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
     tracing_subscriber::fmt::init();
 
     let args = Args::parse();
@@ -87,70 +81,70 @@ async fn main() -> Result<()> {
 }
 
 async fn prover<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
-    verifier_socket: S,
+    socket: S,
     req_tx: Sender<AttestationRequest>,
     resp_rx: Receiver<Attestation>,
     uri: &str,
     extra_headers: Vec<(&str, &str)>,
     example_type: &ExampleType,
-) -> Result<()> {
-    let mut verifier_socket = verifier_socket.compat();
-
+) -> Result<(), Box<dyn std::error::Error>> {
     let server_host: String = env::var("SERVER_HOST").unwrap_or("127.0.0.1".into());
     let server_port: u16 = env::var("SERVER_PORT")
         .map(|port| port.parse().expect("port should be valid integer"))
         .unwrap_or(DEFAULT_FIXTURE_PORT);
 
-    // Create a new prover and perform necessary setup.
-    let prover = Prover::new(ProverConfig::builder().build()?)
-        .commit(
-            TlsCommitConfig::builder()
-                // Select the TLS commitment protocol.
-                .protocol(
-                    MpcTlsConfig::builder()
-                        // We must configure the amount of data we expect to exchange beforehand,
-                        // which will be preprocessed prior to the
-                        // connection. Reducing these limits will improve
-                        // performance.
-                        .max_sent_data(tlsn_examples::MAX_SENT_DATA)
-                        .max_recv_data(tlsn_examples::MAX_RECV_DATA)
-                        .build()?,
-                )
+    // Create a root certificate store with the server-fixture's self-signed
+    // certificate. This is only required for offline testing with the
+    // server-fixture.
+    let mut tls_config_builder = TlsConfig::builder();
+    tls_config_builder
+        .root_store(RootCertStore {
+            roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
+        })
+        // (Optional) Set up TLS client authentication if required by the server.
+        .client_auth((
+            vec![CertificateDer(CLIENT_CERT_DER.to_vec())],
+            PrivateKeyDer(CLIENT_KEY_DER.to_vec()),
+        ));
+
+    let tls_config = tls_config_builder.build().unwrap();
+
+    // Set up protocol configuration for prover.
+    let mut prover_config_builder = ProverConfig::builder();
+    prover_config_builder
+        .server_name(ServerName::Dns(SERVER_DOMAIN.try_into().unwrap()))
+        .tls_config(tls_config)
+        .protocol_config(
+            ProtocolConfig::builder()
+                // We must configure the amount of data we expect to exchange beforehand, which will
+                // be preprocessed prior to the connection. Reducing these limits will improve
+                // performance.
+                .max_sent_data(tlsn_examples::MAX_SENT_DATA)
+                .max_recv_data(tlsn_examples::MAX_RECV_DATA)
                 .build()?,
-            &mut verifier_socket,
-        )
-        .await?;
+        );
+
+    let prover_config = prover_config_builder.build()?;
+
+    // Create a new prover and perform necessary setup.
+    let prover = Prover::new(prover_config).setup(socket.compat()).await?;
 
     // Open a TCP connection to the server.
-    let client_socket = tokio::net::TcpStream::connect((server_host, server_port))
-        .await?
-        .compat();
+    let client_socket = tokio::net::TcpStream::connect((server_host, server_port)).await?;
 
     // Bind the prover to the server connection.
-    let (tls_connection, prover) = prover.setup(
-        TlsClientConfig::builder()
-            .server_name(ServerName::Dns(SERVER_DOMAIN.try_into()?))
-            // Create a root certificate store with the server-fixture's self-signed
-            // certificate. This is only required for offline testing with the
-            // server-fixture.
-            .root_store(RootCertStore {
-                roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
-            })
-            // (Optional) Set up TLS client authentication if required by the server.
-            .client_auth((
-                vec![CertificateDer(CLIENT_CERT_DER.to_vec())],
-                PrivateKeyDer(CLIENT_KEY_DER.to_vec()),
-            ))
-            .build()?,
-    )?;
-    let tls_connection = TokioIo::new(tls_connection.compat());
+    // The returned `mpc_tls_connection` is an MPC TLS connection to the server: all
+    // data written to/read from it will be encrypted/decrypted using MPC with
+    // the notary.
+    let (mpc_tls_connection, prover_fut) = prover.connect(client_socket.compat()).await?;
+    let mpc_tls_connection = TokioIo::new(mpc_tls_connection.compat());
 
     // Spawn the prover task to be run concurrently in the background.
-    let prover_task = tokio::spawn(prover.run(client_socket, verifier_socket));
+    let prover_task = tokio::spawn(prover_fut);
 
     // Attach the hyper HTTP client to the connection.
     let (mut request_sender, connection) =
-        hyper::client::conn::http1::handshake(tls_connection).await?;
+        hyper::client::conn::http1::handshake(mpc_tls_connection).await?;
 
     // Spawn the HTTP task to be run concurrently in the background.
     tokio::spawn(connection);
@@ -171,7 +165,7 @@ async fn prover<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
     }
     let request = request_builder.body(Empty::<Bytes>::new())?;
 
-    info!("Starting connection with the server");
+    info!("Starting an MPC TLS connection with the server");
 
     // Send the request to the server and wait for the response.
     let response = request_sender.send_request(request).await?;
@@ -181,7 +175,7 @@ async fn prover<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
     assert!(response.status() == StatusCode::OK);
 
     // The prover task should be done now, so we can await it.
-    let (prover, _, verifier_socket) = prover_task.await??;
+    let mut prover = prover_task.await??;
 
     // Parse the HTTP transcript.
     let transcript = HttpTranscript::parse(prover.transcript())?;
@@ -223,8 +217,7 @@ async fn prover<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
 
     let request_config = builder.build()?;
 
-    let (attestation, secrets) =
-        notarize(prover, &request_config, verifier_socket, req_tx, resp_rx).await?;
+    let (attestation, secrets) = notarize(&mut prover, &request_config, req_tx, resp_rx).await?;
 
     // Write the attestation to disk.
     let attestation_path = tlsn_examples::get_file_path(example_type, "attestation");
@@ -244,13 +237,12 @@ async fn prover<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
     Ok(())
 }
 
-async fn notarize<S: futures::AsyncRead + futures::AsyncWrite + Send + Unpin>(
-    mut prover: Prover<Committed>,
+async fn notarize(
+    prover: &mut Prover<Committed>,
     config: &RequestConfig,
-    mut verifier_socket: S,
     request_tx: Sender<AttestationRequest>,
     attestation_rx: Receiver<Attestation>,
-) -> Result<(Attestation, Secrets)> {
+) -> Result<(Attestation, Secrets), Box<dyn std::error::Error>> {
     let mut builder = ProveConfig::builder(prover.transcript());
 
     if let Some(config) = config.transcript_commit() {
@@ -263,13 +255,7 @@ async fn notarize<S: futures::AsyncRead + futures::AsyncWrite + Send + Unpin>(
         transcript_commitments,
         transcript_secrets,
         ..
-    } = prover
-        .prove(&disclosure_config, &mut verifier_socket)
-        .await?;
-
-    let transcript = prover.transcript().clone();
-    let tls_transcript = prover.tls_transcript().clone();
-    prover.close(&mut verifier_socket).await?;
+    } = prover.prove(disclosure_config).await?;
 
     // Build an attestation request.
     let mut builder = AttestationRequest::builder(config);
@@ -277,17 +263,19 @@ async fn notarize<S: futures::AsyncRead + futures::AsyncWrite + Send + Unpin>(
     builder
         .server_name(ServerName::Dns(SERVER_DOMAIN.try_into().unwrap()))
         .handshake_data(HandshakeData {
-            certs: tls_transcript
+            certs: prover
+                .tls_transcript()
                 .server_cert_chain()
                 .expect("server cert chain is present")
                 .to_vec(),
-            sig: tls_transcript
+            sig: prover
+                .tls_transcript()
                 .server_signature()
                 .expect("server signature is present")
                 .clone(),
-            binding: tls_transcript.certificate_binding().clone(),
+            binding: prover.tls_transcript().certificate_binding().clone(),
         })
-        .transcript(transcript)
+        .transcript(prover.transcript().clone())
         .transcript_commitments(transcript_secrets, transcript_commitments);
 
     let (request, secrets) = builder.build(&CryptoProvider::default())?;
@@ -295,28 +283,30 @@ async fn notarize<S: futures::AsyncRead + futures::AsyncWrite + Send + Unpin>(
     // Send attestation request to notary.
     request_tx
         .send(request.clone())
-        .map_err(|_| anyhow!("notary is not receiving attestation request"))?;
+        .map_err(|_| "notary is not receiving attestation request".to_string())?;
 
     // Receive attestation from notary.
     let attestation = attestation_rx
         .await
-        .map_err(|err| anyhow!("notary did not respond with attestation: {err}"))?;
-
-    // Signature verifier for the signature algorithm in the request.
-    let provider = CryptoProvider::default();
+        .map_err(|err| format!("notary did not respond with attestation: {err}"))?;
 
     // Check the attestation is consistent with the Prover's view.
-    request.validate(&attestation, &provider)?;
+    request.validate(&attestation)?;
 
     Ok((attestation, secrets))
 }
 
 async fn notary<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
-    prover_socket: S,
+    socket: S,
     request_rx: Receiver<AttestationRequest>,
     attestation_tx: Sender<Attestation>,
-) -> Result<()> {
-    let mut prover_socket = prover_socket.compat();
+) -> Result<(), Box<dyn std::error::Error>> {
+    // Set up Verifier.
+    let config_validator = ProtocolConfigValidator::builder()
+        .max_sent_data(tlsn_examples::MAX_SENT_DATA)
+        .max_recv_data(tlsn_examples::MAX_RECV_DATA)
+        .build()
+        .unwrap();
 
     // Create a root certificate store with the server-fixture's self-signed
     // certificate. This is only required for offline testing with the
@@ -325,33 +315,24 @@ async fn notary<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
         .root_store(RootCertStore {
             roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
         })
+        .protocol_config_validator(config_validator)
         .build()
         .unwrap();
 
-    let verifier = Verifier::new(verifier_config)
-        .commit(&mut prover_socket)
+    let mut verifier = Verifier::new(verifier_config)
+        .setup(socket.compat())
         .await?
-        .accept(&mut prover_socket)
-        .await?
-        .run(&mut prover_socket)
+        .run()
         .await?;
 
-    let (
-        VerifierOutput {
-            transcript_commitments,
-            encoder_secret,
-            ..
-        },
-        verifier,
-    ) = verifier
-        .verify(&mut prover_socket)
-        .await?
-        .accept(&mut prover_socket)
-        .await?;
+    let VerifierOutput {
+        transcript_commitments,
+        ..
+    } = verifier.verify(&VerifyConfig::default()).await?;
 
     let tls_transcript = verifier.tls_transcript().clone();
 
-    verifier.close(&mut prover_socket).await?;
+    verifier.close().await?;
 
     let sent_len = tls_transcript
         .sent()
@@ -404,16 +385,12 @@ async fn notary<S: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
         .server_ephemeral_key(tls_transcript.server_ephemeral_key().clone())
         .transcript_commitments(transcript_commitments);
 
-    if let Some(encoder_secret) = encoder_secret {
-        builder.encoder_secret(encoder_secret);
-    }
-
     let attestation = builder.build(&provider)?;
 
     // Send attestation to prover.
     attestation_tx
         .send(attestation)
-        .map_err(|_| anyhow!("prover is not receiving attestation"))?;
+        .map_err(|_| "prover is not receiving attestation".to_string())?;
 
     Ok(())
 }

crates/examples/attestation/verify.rs

@@ -12,8 +12,8 @@ use tlsn::{
         signing::VerifyingKey,
         CryptoProvider,
     },
+    config::{CertificateDer, RootCertStore},
     verifier::ServerCertVerifier,
-    webpki::{CertificateDer, RootCertStore},
 };
 use tlsn_examples::ExampleType;
 use tlsn_server_fixture_certs::CA_CERT_DER;

crates/examples/interactive/interactive.rs

@@ -3,7 +3,6 @@ use std::{
     net::{IpAddr, SocketAddr},
 };
 
-use anyhow::Result;
 use http_body_util::Empty;
 use hyper::{body::Bytes, Request, StatusCode, Uri};
 use hyper_util::rt::TokioIo;
@@ -12,18 +11,11 @@ use tokio_util::compat::{FuturesAsyncReadCompatExt, TokioAsyncReadCompatExt};
 use tracing::instrument;
 
 use tlsn::{
-    config::{
-        prove::ProveConfig,
-        prover::ProverConfig,
-        tls::TlsClientConfig,
-        tls_commit::{mpc::MpcTlsConfig, TlsCommitConfig, TlsCommitProtocolConfig},
-        verifier::VerifierConfig,
-    },
+    config::{CertificateDer, ProtocolConfig, ProtocolConfigValidator, RootCertStore},
     connection::ServerName,
-    prover::Prover,
+    prover::{ProveConfig, Prover, ProverConfig, TlsConfig},
     transcript::PartialTranscript,
-    verifier::{Verifier, VerifierOutput},
-    webpki::{CertificateDer, RootCertStore},
+    verifier::{Verifier, VerifierConfig, VerifierOutput, VerifyConfig},
 };
 use tlsn_server_fixture::DEFAULT_FIXTURE_PORT;
 use tlsn_server_fixture_certs::{CA_CERT_DER, SERVER_DOMAIN};
@@ -54,7 +46,7 @@ async fn main() {
     let (prover_socket, verifier_socket) = tokio::io::duplex(1 << 23);
     let prover = prover(prover_socket, &server_addr, &uri);
     let verifier = verifier(verifier_socket);
-    let (_, transcript) = tokio::try_join!(prover, verifier).unwrap();
+    let (_, transcript) = tokio::join!(prover, verifier);
 
     println!("Successfully verified {}", &uri);
     println!(
@@ -72,57 +64,61 @@ async fn prover<T: AsyncWrite + AsyncRead + Send + Unpin + 'static>(
     verifier_socket: T,
     server_addr: &SocketAddr,
     uri: &str,
-) -> Result<()> {
-    let mut verifier_socket = verifier_socket.compat();
-
+) {
     let uri = uri.parse::<Uri>().unwrap();
     assert_eq!(uri.scheme().unwrap().as_str(), "https");
     let server_domain = uri.authority().unwrap().host();
 
-    // Create a new prover and perform necessary setup.
-    let prover = Prover::new(ProverConfig::builder().build()?)
-        .commit(
-            TlsCommitConfig::builder()
-                // Select the TLS commitment protocol.
-                .protocol(
-                    MpcTlsConfig::builder()
-                        // We must configure the amount of data we expect to exchange beforehand,
-                        // which will be preprocessed prior to the
-                        // connection. Reducing these limits will improve
-                        // performance.
-                        .max_sent_data(tlsn_examples::MAX_SENT_DATA)
-                        .max_recv_data(tlsn_examples::MAX_RECV_DATA)
-                        .build()?,
-                )
-                .build()?,
-            &mut verifier_socket,
-        )
-        .await?;
+    // Create a root certificate store with the server-fixture's self-signed
+    // certificate. This is only required for offline testing with the
+    // server-fixture.
+    let mut tls_config_builder = TlsConfig::builder();
+    tls_config_builder.root_store(RootCertStore {
+        roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
+    });
+    let tls_config = tls_config_builder.build().unwrap();
 
-    // Open a TCP connection to the server.
-    let client_socket = tokio::net::TcpStream::connect(server_addr).await?.compat();
+    // Set up protocol configuration for prover.
+    let mut prover_config_builder = ProverConfig::builder();
+    prover_config_builder
+        .server_name(ServerName::Dns(server_domain.try_into().unwrap()))
+        .tls_config(tls_config)
+        .protocol_config(
+            ProtocolConfig::builder()
+                .max_sent_data(MAX_SENT_DATA)
+                .max_recv_data(MAX_RECV_DATA)
+                .build()
+                .unwrap(),
+        );
 
-    // Bind the prover to the server connection.
-    let (tls_connection, prover) = prover.setup(
-        TlsClientConfig::builder()
-            .server_name(ServerName::Dns(SERVER_DOMAIN.try_into()?))
-            // Create a root certificate store with the server-fixture's self-signed
-            // certificate. This is only required for offline testing with the
-            // server-fixture.
-            .root_store(RootCertStore {
-                roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
-            })
-            .build()?,
-    )?;
+    let prover_config = prover_config_builder.build().unwrap();
 
-    let tls_connection = TokioIo::new(tls_connection.compat());
+    // Create prover and connect to verifier.
+    //
+    // Perform the setup phase with the verifier.
+    let prover = Prover::new(prover_config)
+        .setup(verifier_socket.compat())
+        .await
+        .unwrap();
+
+    // Connect to TLS Server.
+    let tls_client_socket = tokio::net::TcpStream::connect(server_addr).await.unwrap();
+
+    // Pass server connection into the prover.
+    let (mpc_tls_connection, prover_fut) =
+        prover.connect(tls_client_socket.compat()).await.unwrap();
+
+    // Wrap the connection in a TokioIo compatibility layer to use it with hyper.
+    let mpc_tls_connection = TokioIo::new(mpc_tls_connection.compat());
 
     // Spawn the Prover to run in the background.
-    let prover_task = tokio::spawn(prover.run(client_socket, verifier_socket));
+    let prover_task = tokio::spawn(prover_fut);
 
     // MPC-TLS Handshake.
     let (mut request_sender, connection) =
-        hyper::client::conn::http1::handshake(tls_connection).await?;
+        hyper::client::conn::http1::handshake(mpc_tls_connection)
+            .await
+            .unwrap();
 
     // Spawn the connection to run in the background.
     tokio::spawn(connection);
@@ -134,13 +130,14 @@ async fn prover<T: AsyncWrite + AsyncRead + Send + Unpin + 'static>(
         .header("Connection", "close")
         .header("Secret", SECRET)
         .method("GET")
-        .body(Empty::<Bytes>::new())?;
-    let response = request_sender.send_request(request).await?;
+        .body(Empty::<Bytes>::new())
+        .unwrap();
+    let response = request_sender.send_request(request).await.unwrap();
 
     assert!(response.status() == StatusCode::OK);
 
     // Create proof for the Verifier.
-    let (mut prover, _, mut verifier_socket) = prover_task.await??;
+    let mut prover = prover_task.await.unwrap().unwrap();
 
     let mut builder = ProveConfig::builder(prover.transcript());
 
@@ -156,8 +153,10 @@ async fn prover<T: AsyncWrite + AsyncRead + Send + Unpin + 'static>(
         .expect("the secret should be in the sent data");
 
     // Reveal everything except for the secret.
-    builder.reveal_sent(&(0..pos))?;
-    builder.reveal_sent(&(pos + SECRET.len()..prover.transcript().sent().len()))?;
+    builder.reveal_sent(&(0..pos)).unwrap();
+    builder
+        .reveal_sent(&(pos + SECRET.len()..prover.transcript().sent().len()))
+        .unwrap();
 
     // Find the substring "Dick".
     let pos = prover
@@ -168,22 +167,27 @@ async fn prover<T: AsyncWrite + AsyncRead + Send + Unpin + 'static>(
         .expect("the substring 'Dick' should be in the received data");
 
     // Reveal everything except for the substring.
-    builder.reveal_recv(&(0..pos))?;
-    builder.reveal_recv(&(pos + 4..prover.transcript().received().len()))?;
+    builder.reveal_recv(&(0..pos)).unwrap();
+    builder
+        .reveal_recv(&(pos + 4..prover.transcript().received().len()))
+        .unwrap();
 
-    let config = builder.build()?;
+    let config = builder.build().unwrap();
 
-    prover.prove(&config, &mut verifier_socket).await?;
-    prover.close(&mut verifier_socket).await?;
-
-    Ok(())
+    prover.prove(config).await.unwrap();
+    prover.close().await.unwrap();
 }
 
 #[instrument(skip(socket))]
 async fn verifier<T: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
     socket: T,
-) -> Result<PartialTranscript> {
-    let mut socket = socket.compat();
+) -> PartialTranscript {
+    // Set up Verifier.
+    let config_validator = ProtocolConfigValidator::builder()
+        .max_sent_data(MAX_SENT_DATA)
+        .max_recv_data(MAX_RECV_DATA)
+        .build()
+        .unwrap();
 
     // Create a root certificate store with the server-fixture's self-signed
     // certificate. This is only required for offline testing with the
@@ -192,56 +196,20 @@ async fn verifier<T: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
         .root_store(RootCertStore {
             roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
         })
-        .build()?;
+        .protocol_config_validator(config_validator)
+        .build()
+        .unwrap();
     let verifier = Verifier::new(verifier_config);
 
-    // Validate the proposed configuration and then run the TLS commitment protocol.
-    let verifier = verifier.commit(&mut socket).await?;
-
-    // This is the opportunity to ensure the prover does not attempt to overload the
-    // verifier.
-    let reject = if let TlsCommitProtocolConfig::Mpc(mpc_tls_config) = verifier.request().protocol()
-    {
-        if mpc_tls_config.max_sent_data() > MAX_SENT_DATA {
-            Some("max_sent_data is too large")
-        } else if mpc_tls_config.max_recv_data() > MAX_RECV_DATA {
-            Some("max_recv_data is too large")
-        } else {
-            None
-        }
-    } else {
-        Some("expecting to use MPC-TLS")
-    };
-
-    if reject.is_some() {
-        verifier.reject(&mut socket, reject).await?;
-        return Err(anyhow::anyhow!("protocol configuration rejected"));
-    }
-
-    // Runs the TLS commitment protocol to completion.
-    let verifier = verifier.accept(&mut socket).await?.run(&mut socket).await?;
-
-    // Validate the proving request and then verify.
-    let verifier = verifier.verify(&mut socket).await?;
-
-    if !verifier.request().server_identity() {
-        let verifier = verifier
-            .reject(&mut socket, Some("expecting to verify the server name"))
-            .await?;
-        verifier.close(&mut socket).await?;
-        return Err(anyhow::anyhow!("prover did not reveal the server name"));
-    }
-
-    let (
-        VerifierOutput {
-            server_name,
-            transcript,
-            ..
-        },
-        verifier,
-    ) = verifier.accept(&mut socket).await?;
-
-    verifier.close(&mut socket).await?;
+    // Receive authenticated data.
+    let VerifierOutput {
+        server_name,
+        transcript,
+        ..
+    } = verifier
+        .verify(socket.compat(), &VerifyConfig::default())
+        .await
+        .unwrap();
 
     let server_name = server_name.expect("prover should have revealed server name");
     let transcript = transcript.expect("prover should have revealed transcript data");
@@ -264,7 +232,7 @@ async fn verifier<T: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
     let ServerName::Dns(server_name) = server_name;
     assert_eq!(server_name.as_str(), SERVER_DOMAIN);
 
-    Ok(transcript)
+    transcript
 }
 
 /// Render redacted bytes as `🙈`.

crates/examples/interactive_zk/.gitignore

@@ -1,5 +0,0 @@
-!noir/target/
-# Ignore everything inside noir/target
-noir/target/*
-# Except noir.json
-!noir/target/noir.json

crates/examples/interactive_zk/README.md

@@ -1,167 +0,0 @@
-# Interactive Zero-Knowledge Age Verification with TLSNotary
-
-This example demonstrates **privacy-preserving age verification** using TLSNotary and zero-knowledge proofs. It allows a prover to demonstrate they are 18+ years old without revealing their actual birth date or any other personal information.
-
-## 🔍 How It Works (simplified overview)
-
-```mermaid
-sequenceDiagram
-    participant S as Tax Server<br/>(fixture)
-    participant P as Prover
-    participant V as Verifier
-
-    P->>S: Request tax data (with auth token) (MPC-TLS)
-    S->>P: Tax data including `date_of_birth` (MPC-TLS)
-    P->>V: Share transcript with redactions
-    P->>V: Commit to blinded hash of birth date
-    P->>P: Generate ZK proof of age ≥ 18
-    P->>V: Send ZK proof
-    V->>V: Verify transcript & ZK proof
-    V->>V: ✅ Confirm: Prover is 18+ (no birth date revealed)
-```
-
-### The Process
-
-1. **MPC-TLS Session**: The Prover fetches tax information containing their birth date, while the Verifier jointly verifies the TLS session to ensure the data comes from the authentic server.
-2. **Selective Disclosure**:
-   * The authorization token is **redacted**: the Verifier sees the plaintext request but not the token.
-   * The birth date is **committed** as a blinded hash: the Verifier cannot see the date, but the Prover is cryptographically bound to it.  
-   (Depending on the use case more data can be redacted or revealed)
-3. **Zero-Knowledge Proof**: The Prover generates a ZK proof that the committed birth date corresponds to an age ≥ 18.
-4. **Verification**: The Verifier checks both the TLS transcript and the ZK proof, confirming age ≥ 18 without learning the actual date of birth.
-
-
-### Example Data
-
-The tax server returns data like this:
-```json
-{
-    "tax_year": 2024,
-    "taxpayer": {
-        "idnr": "12345678901",
-        "first_name": "Max",
-        "last_name": "Mustermann",
-        "date_of_birth": "1985-03-12",
-        // ...
-    }
-}
-```
-
-## 🔐 Zero-Knowledge Proof Details
-
-The ZK circuit proves: **"I know a birth date that hashes to the committed value AND indicates I am 18+ years old"**
-
-**Public Inputs:**
-- ✅ Verification date
-- ✅ Committed blinded hash of birth date
-
-**Private Inputs (Hidden):**
-- 🔒 Actual birth date plaintext
-- 🔒 Random blinder used in hash commitment
-
-**What the Verifier Learns:**
-- ✅ The prover is 18+ years old
-- ✅ The birth date is authentic (from the MPC-TLS session)
-
-Everything else remains private.
-
-## 🏃 Run the Example
-
-1. **Start the test server** (from repository root):
-   ```bash
-   RUST_LOG=info PORT=4000 cargo run --bin tlsn-server-fixture
-   ```
-
-2. **Run the age verification** (in a new terminal):
-   ```bash
-   SERVER_PORT=4000 cargo run --release --example interactive_zk
-   ```
-
-3. **For detailed logs**:
-   ```bash
-   RUST_LOG=debug,yamux=info,uid_mux=info SERVER_PORT=4000 cargo run --release --example interactive_zk
-   ```
-
-### Expected Output
-
-```
-Successfully verified https://test-server.io:4000/elster
-Age verified in ZK: 18+ ✅
-
-Verified sent data:
-GET https://test-server.io:4000/elster HTTP/1.1
-host: test-server.io
-connection: close
-authorization: 🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈🙈
-
-Verified received data:
-🙈🙈🙈🙈🙈🙈🙈🙈[truncated for brevity]...🙈🙈🙈🙈🙈"tax_year":2024🙈🙈🙈🙈🙈...
-```
-
-> 💡 **Note**: In this demo, both Prover and Verifier run on the same machine. In production, they would operate on separate systems.
-> 💡 **Note**: This demo assumes that the tax server serves correct data, and that only the submitter of the tax data has access to the specified page.
-
-## 🛠 Development
-
-### Project Structure
-
-```
-interactive_zk/
-├── prover.rs                   # Prover implementation
-├── verifier.rs                 # Verifier implementation  
-├── types.rs                    # Shared types
-└── interactive_zk.rs           # Main example runner
-├── noir/                       # Zero-knowledge circuit
-│   ├── src/main.n              # Noir circuit code
-│   ├── target/                 # Compiled circuit artifacts
-│   └── Nargo.toml              # Noir project config
-│   └── Prover.toml             # Example input for `nargo execute`
-│   └── generate_test_data.rs   # Rust script to generate Noir test data
-└── README.md
-```
-
-### Noir Circuit Commands
-
-We use [Mopro's `noir_rs`](https://zkmopro.org/docs/crates/noir-rs/) for ZK proof generation.  The **circuit is pre-compiled and ready to use**. You don't need to install Noir tools to run the example. But if you want to change or test the circuit in isolation, you can use the following instructions.
-
-Before you proceed, we recommend to double check that your Noir tooling matches the versions used in Mopro's `noir_rs`:
-```sh
-# Install correct Noir and BB versions (important for compatibility!)
-noirup --version 1.0.0-beta.8
-bbup -v 1.0.0-nightly.20250723
-```
-
-If you don't have `noirup` and `bbup` installed yet, check [Noir's Quick Start](https://noir-lang.org/docs/getting_started/quick_start).
-
-To compile the circuit, go to the `noir` folder and run `nargo compile`.
-
-To check and experiment with the Noir circuit, you can use these commands:
-
-* Execute Circuit: Compile the circuit and run it with sample data from `Prover.toml`:
-    ```sh
-    nargo execute
-    ```
-* Generate Verification Key: Create the verification key needed to verify proofs
-    ```sh
-    bb write_vk -b ./target/noir.json -o ./target
-    ```
-* Generate Proof: Create a zero-knowledge proof using the circuit and witness data.
-    ```sh
-    bb prove --bytecode_path ./target/noir.json --witness_path ./target/noir.gz -o ./target
-    ```
-* Verify Proof: Verify that a proof is valid using the verification key.
-    ```sh
-    bb verify -k ./target/vk -p ./target/proof
-    ```
-* Run the Noir tests:
-    ```sh
-    nargo test --show-output
-    ```
-  To create extra tests, you can use `./generate_test_data.rs` to help with generating correct blinders and hashes.
-
-## 📚 Learn More
-
-- [TLSNotary Documentation](https://docs.tlsnotary.org/)
-- [Noir Language Guide](https://noir-lang.org/)
-- [Zero-Knowledge Proofs Explained](https://ethereum.org/en/zero-knowledge-proofs/)
-- [Mopro ZK Toolkit](https://zkmopro.org/)

crates/examples/interactive_zk/interactive_zk.rs

@@ -1,59 +0,0 @@
-mod prover;
-mod types;
-mod verifier;
-
-use anyhow::Result;
-use prover::prover;
-use std::{
-    env,
-    net::{IpAddr, SocketAddr},
-};
-use tlsn_server_fixture::DEFAULT_FIXTURE_PORT;
-use tlsn_server_fixture_certs::SERVER_DOMAIN;
-use verifier::verifier;
-
-#[tokio::main]
-async fn main() -> Result<()> {
-    tracing_subscriber::fmt::init();
-
-    let server_host: String = env::var("SERVER_HOST").unwrap_or("127.0.0.1".into());
-    let server_port: u16 = env::var("SERVER_PORT")
-        .map(|port| port.parse().expect("port should be valid integer"))
-        .unwrap_or(DEFAULT_FIXTURE_PORT);
-
-    // We use SERVER_DOMAIN here to make sure it matches the domain in the test
-    // server's certificate.
-    let uri = format!("https://{SERVER_DOMAIN}:{server_port}/elster");
-    let server_ip: IpAddr = server_host
-        .parse()
-        .map_err(|e| anyhow::anyhow!("Invalid IP address '{server_host}': {e}"))?;
-    let server_addr = SocketAddr::from((server_ip, server_port));
-
-    // Connect prover and verifier.
-    let (prover_socket, verifier_socket) = tokio::io::duplex(1 << 23);
-
-    let (_, transcript) = tokio::try_join!(
-        prover(prover_socket, &server_addr, &uri),
-        verifier(verifier_socket)
-    )?;
-
-    println!("---");
-    println!("Successfully verified {}", &uri);
-    println!("Age verified in ZK: 18+ ✅\n");
-
-    println!(
-        "Verified sent data:\n{}",
-        bytes_to_redacted_string(transcript.sent_unsafe())
-    );
-    println!(
-        "Verified received data:\n{}",
-        bytes_to_redacted_string(transcript.received_unsafe())
-    );
-
-    Ok(())
-}
-
-/// Render redacted bytes as `🙈`.
-pub fn bytes_to_redacted_string(bytes: &[u8]) -> String {
-    String::from_utf8_lossy(bytes).replace('\0', "🙈")
-}

crates/examples/interactive_zk/noir/Nargo.toml

@@ -1,8 +0,0 @@
-[package]
-name = "noir"
-type = "bin"
-authors = [""]
-
-[dependencies]
-sha256 = { tag = "v0.1.5", git = "https://github.com/noir-lang/sha256" }
-date = { tag = "v0.5.4", git = "https://github.com/madztheo/noir-date.git" }

crates/examples/interactive_zk/noir/Prover.toml

@@ -1,8 +0,0 @@
-blinder = [108, 93, 120, 205, 15, 35, 159, 124, 243, 96, 22, 128, 16, 149, 219, 216]
-committed_hash = [186, 158, 101, 39, 49, 48, 26, 83, 242, 96, 10, 221, 121, 174, 62, 50, 136, 132, 232, 58, 25, 32, 66, 196, 99, 85, 66, 85, 255, 1, 202, 254]
-date_of_birth = "1985-03-12"
-
-[proof_date]
-day = "29"
-month = "08"
-year = "2025"

crates/examples/interactive_zk/noir/generate_test_data.rs

@@ -1,64 +0,0 @@
-#!/usr/bin/env -S cargo +nightly -Zscript
----
-[package]
-name = "generate_test_data"
-version = "0.0.0"
-edition = "2021"
-publish = false
-
-[dependencies]
-sha2 = "0.10"
-rand = "0.8"
-chrono = "0.4"
----
-use chrono::Datelike;
-use chrono::Local;
-use rand::RngCore;
-use sha2::{Digest, Sha256};
-
-fn main() {
-    // 1. Birthdate string (fixed)
-    let dob_str = "1985-03-12"; // 10 bytes long
-
-    let proof_date = Local::now().date_naive();
-    let proof_year = proof_date.year();
-    let proof_month = proof_date.month();
-    let proof_day = proof_date.day();
-
-    // 2. Generate random 16-byte blinder
-    let mut blinder = [0u8; 16];
-    rand::thread_rng().fill_bytes(&mut blinder);
-
-    // 3. Concatenate blinder + dob string bytes
-    let mut preimage = Vec::with_capacity(26);
-    preimage.extend_from_slice(dob_str.as_bytes());
-    preimage.extend_from_slice(&blinder);
-
-    // 4. Hash it
-    let hash = Sha256::digest(&preimage);
-
-    let blinder = blinder
-        .iter()
-        .map(|b| b.to_string())
-        .collect::<Vec<_>>()
-        .join(", ");
-    let committed_hash = hash
-        .iter()
-        .map(|b| b.to_string())
-        .collect::<Vec<_>>()
-        .join(", ");
-
-    println!(
-        "
-// Private input
-let date_of_birth = \"{dob_str}\";
-let blinder = [{blinder}];
-
-// Public input
-let proof_date = date::Date {{ year: {proof_year}, month: {proof_month}, day: {proof_day} }};
-let committed_hash = [{committed_hash}];
-
-main(proof_date, committed_hash, date_of_birth, blinder);
-"
-    );
-}

crates/examples/interactive_zk/noir/src/main.nr

@@ -1,82 +0,0 @@
-use dep::date::Date;
-
-fn main(
-    // Public inputs
-    proof_date: pub date::Date, // "2025-08-29"
-    committed_hash: pub [u8; 32], // Hash of (blinder || dob string)
-    // Private inputs
-    date_of_birth: str<10>, // "1985-03-12"
-    blinder: [u8; 16], // Random 16-byte blinder
-) {
-    let is_18 = check_18(date_of_birth, proof_date);
-
-    let correct_hash = check_hash(date_of_birth, blinder, committed_hash);
-
-    assert(correct_hash);
-    assert(is_18);
-}
-
-fn check_18(date_of_birth: str<10>, proof_date: date::Date) -> bool {
-    let dob = parse_birth_date(date_of_birth);
-    let is_18 = dob.add_years(18).lt(proof_date);
-    println(f"Is 18? {is_18}");
-    is_18
-}
-
-fn check_hash(date_of_birth: str<10>, blinder: [u8; 16], committed_hash: [u8; 32]) -> bool {
-    let hash_input: [u8; 26] = make_hash_input(date_of_birth, blinder);
-    let computed_hash = sha256::sha256_var(hash_input, 26);
-    let correct_hash = computed_hash == committed_hash;
-    println(f"Correct hash? {correct_hash}");
-    correct_hash
-}
-
-fn make_hash_input(dob: str<10>, blinder: [u8; 16]) -> [u8; 26] {
-    let mut input: [u8; 26] = [0; 26];
-    for i in 0..10 {
-        input[i] = dob.as_bytes()[i];
-    }
-    for i in 0..16 {
-        input[10 + i] = blinder[i];
-    }
-    input
-}
-
-pub fn parse_birth_date(birth_date: str<10>) -> date::Date {
-    let date: [u8; 10] = birth_date.as_bytes();
-    let date_str: str<8> =
-        [date[0], date[1], date[2], date[3], date[5], date[6], date[8], date[9]].as_str_unchecked();
-    Date::from_str_long_year(date_str)
-}
-
-#[test]
-fn test_max_is_over_18() {
-    // Private input
-    let date_of_birth = "1985-03-12";
-    let blinder = [120, 80, 62, 10, 76, 60, 130, 98, 147, 161, 139, 126, 27, 236, 36, 56];
-
-    // Public input
-    let proof_date = date::Date { year: 2025, month: 9, day: 2 };
-    let committed_hash = [
-        229, 118, 202, 216, 213, 230, 125, 163, 48, 178, 118, 225, 84, 7, 140, 63, 173, 255, 163,
-        208, 163, 3, 63, 204, 37, 120, 254, 246, 202, 116, 122, 145,
-    ];
-
-    main(proof_date, committed_hash, date_of_birth, blinder);
-}
-
-#[test(should_fail)]
-fn test_under_18() {
-    // Private input
-    let date_of_birth = "2010-08-01";
-    let blinder = [160, 23, 57, 158, 141, 195, 155, 132, 109, 242, 48, 220, 70, 217, 229, 189];
-
-    // Public input
-    let proof_date = date::Date { year: 2025, month: 8, day: 29 };
-    let committed_hash = [
-        16, 132, 194, 62, 232, 90, 157, 153, 4, 231, 1, 54, 226, 3, 87, 174, 129, 177, 80, 69, 37,
-        222, 209, 91, 168, 156, 9, 109, 108, 144, 168, 109,
-    ];
-
-    main(proof_date, committed_hash, date_of_birth, blinder);
-}

crates/examples/interactive_zk/prover.rs

@@ -1,389 +0,0 @@
-use std::net::SocketAddr;
-
-use crate::types::received_commitments;
-
-use super::types::ZKProofBundle;
-
-use anyhow::Result;
-use chrono::{Datelike, Local, NaiveDate};
-use http_body_util::Empty;
-use hyper::{body::Bytes, header, Request, StatusCode, Uri};
-use hyper_util::rt::TokioIo;
-use k256::sha2::{Digest, Sha256};
-use noir::{
-    barretenberg::{
-        prove::prove_ultra_honk, srs::setup_srs_from_bytecode,
-        verify::get_ultra_honk_verification_key,
-    },
-    witness::from_vec_str_to_witness_map,
-};
-use serde_json::Value;
-use spansy::{
-    http::{BodyContent, Requests, Responses},
-    Spanned,
-};
-use tls_server_fixture::{CA_CERT_DER, SERVER_DOMAIN};
-use tlsn::{
-    config::{
-        prove::{ProveConfig, ProveConfigBuilder},
-        prover::ProverConfig,
-        tls::TlsClientConfig,
-        tls_commit::{mpc::MpcTlsConfig, TlsCommitConfig},
-    },
-    connection::ServerName,
-    hash::HashAlgId,
-    prover::Prover,
-    transcript::{
-        hash::{PlaintextHash, PlaintextHashSecret},
-        Direction, TranscriptCommitConfig, TranscriptCommitConfigBuilder, TranscriptCommitmentKind,
-        TranscriptSecret,
-    },
-    webpki::{CertificateDer, RootCertStore},
-};
-
-use tlsn_examples::{MAX_RECV_DATA, MAX_SENT_DATA};
-use tokio::io::{AsyncRead, AsyncWrite, AsyncWriteExt};
-use tokio_util::compat::{FuturesAsyncReadCompatExt, TokioAsyncReadCompatExt};
-use tracing::instrument;
-
-#[instrument(skip(verifier_socket))]
-pub async fn prover<T: AsyncWrite + AsyncRead + Send + Unpin + 'static>(
-    verifier_socket: T,
-    server_addr: &SocketAddr,
-    uri: &str,
-) -> Result<()> {
-    let mut verifier_socket = verifier_socket.compat();
-
-    let uri = uri.parse::<Uri>()?;
-    if uri.scheme().map(|s| s.as_str()) != Some("https") {
-        return Err(anyhow::anyhow!("URI must use HTTPS scheme"));
-    }
-
-    let server_domain = uri
-        .authority()
-        .ok_or_else(|| anyhow::anyhow!("URI must have authority"))?
-        .host();
-
-    // Create a new prover and perform necessary setup.
-    let prover = Prover::new(ProverConfig::builder().build()?)
-        .commit(
-            TlsCommitConfig::builder()
-                // Select the TLS commitment protocol.
-                .protocol(
-                    MpcTlsConfig::builder()
-                        // We must configure the amount of data we expect to exchange beforehand,
-                        // which will be preprocessed prior to the
-                        // connection. Reducing these limits will improve
-                        // performance.
-                        .max_sent_data(MAX_SENT_DATA)
-                        .max_recv_data(MAX_RECV_DATA)
-                        .build()?,
-                )
-                .build()?,
-            &mut verifier_socket,
-        )
-        .await?;
-
-    // Open a TCP connection to the server.
-    let client_socket = tokio::net::TcpStream::connect(server_addr).await?.compat();
-
-    // Bind the prover to the server connection.
-    let (tls_connection, prover) = prover.setup(
-        TlsClientConfig::builder()
-            .server_name(ServerName::Dns(SERVER_DOMAIN.try_into()?))
-            // Create a root certificate store with the server-fixture's self-signed
-            // certificate. This is only required for offline testing with the
-            // server-fixture.
-            .root_store(RootCertStore {
-                roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
-            })
-            .build()?,
-    )?;
-    let tls_connection = TokioIo::new(tls_connection.compat());
-
-    // Spawn the Prover to run in the background.
-    let prover_task = tokio::spawn(prover.run(client_socket, verifier_socket));
-
-    // MPC-TLS Handshake.
-    let (mut request_sender, connection) =
-        hyper::client::conn::http1::handshake(tls_connection).await?;
-
-    // Spawn the connection to run in the background.
-    tokio::spawn(connection);
-
-    // MPC-TLS: Send Request and wait for Response.
-    let request = Request::builder()
-        .uri(uri.clone())
-        .header("Host", server_domain)
-        .header("Connection", "close")
-        .header(header::AUTHORIZATION, "Bearer random_auth_token")
-        .method("GET")
-        .body(Empty::<Bytes>::new())?;
-
-    let response = request_sender.send_request(request).await?;
-
-    if response.status() != StatusCode::OK {
-        return Err(anyhow::anyhow!(
-            "MPC-TLS request failed with status {}",
-            response.status()
-        ));
-    }
-
-    // Create proof for the Verifier.
-    let (mut prover, _, mut verifier_socket) = prover_task.await??;
-
-    let transcript = prover.transcript().clone();
-    let mut prove_config_builder = ProveConfig::builder(&transcript);
-
-    // Reveal the DNS name.
-    prove_config_builder.server_identity();
-
-    let sent: &[u8] = transcript.sent();
-    let received: &[u8] = transcript.received();
-    let sent_len = sent.len();
-    let recv_len = received.len();
-    tracing::info!("Sent length: {}, Received length: {}", sent_len, recv_len);
-
-    // Reveal the entire HTTP request except for the authorization bearer token
-    reveal_request(sent, &mut prove_config_builder)?;
-
-    // Create hash commitment for the date of birth field from the response
-    let mut transcript_commitment_builder = TranscriptCommitConfig::builder(&transcript);
-    transcript_commitment_builder.default_kind(TranscriptCommitmentKind::Hash {
-        alg: HashAlgId::SHA256,
-    });
-    reveal_received(
-        received,
-        &mut prove_config_builder,
-        &mut transcript_commitment_builder,
-    )?;
-
-    let transcripts_commitment_config = transcript_commitment_builder.build()?;
-    prove_config_builder.transcript_commit(transcripts_commitment_config);
-
-    let prove_config = prove_config_builder.build()?;
-
-    // MPC-TLS prove
-    let prover_output = prover.prove(&prove_config, &mut verifier_socket).await?;
-    prover.close(&mut verifier_socket).await?;
-
-    // Prove birthdate is more than 18 years ago.
-    let received_commitments = received_commitments(&prover_output.transcript_commitments);
-    let received_commitment = received_commitments
-        .first()
-        .ok_or_else(|| anyhow::anyhow!("No received commitments found"))?; // committed hash (of date of birth string)
-    let received_secrets = received_secrets(&prover_output.transcript_secrets);
-    let received_secret = received_secrets
-        .first()
-        .ok_or_else(|| anyhow::anyhow!("No received secrets found"))?; // hash blinder
-    let proof_input = prepare_zk_proof_input(received, received_commitment, received_secret)?;
-    let proof_bundle = generate_zk_proof(&proof_input)?;
-
-    // Sent zk proof bundle to verifier
-    let serialized_proof = bincode::serialize(&proof_bundle)?;
-
-    let mut verifier_socket = verifier_socket.into_inner();
-    verifier_socket.write_all(&serialized_proof).await?;
-    verifier_socket.shutdown().await?;
-
-    Ok(())
-}
-
-// Reveal everything from the request, except for the authorization token.
-fn reveal_request(request: &[u8], builder: &mut ProveConfigBuilder<'_>) -> Result<()> {
-    let reqs = Requests::new_from_slice(request).collect::<Result<Vec<_>, _>>()?;
-
-    let req = reqs
-        .first()
-        .ok_or_else(|| anyhow::anyhow!("No requests found"))?;
-
-    if req.request.method.as_str() != "GET" {
-        return Err(anyhow::anyhow!(
-            "Expected GET method, found {}",
-            req.request.method.as_str()
-        ));
-    }
-
-    let authorization_header = req
-        .headers_with_name(header::AUTHORIZATION.as_str())
-        .next()
-        .ok_or_else(|| anyhow::anyhow!("Authorization header not found"))?;
-
-    let start_pos = authorization_header
-        .span()
-        .indices()
-        .min()
-        .ok_or_else(|| anyhow::anyhow!("Could not find authorization header start position"))?
-        + header::AUTHORIZATION.as_str().len()
-        + 2;
-    let end_pos =
-        start_pos + authorization_header.span().len() - header::AUTHORIZATION.as_str().len() - 2;
-
-    builder.reveal_sent(&(0..start_pos))?;
-    builder.reveal_sent(&(end_pos..request.len()))?;
-
-    Ok(())
-}
-
-fn reveal_received(
-    received: &[u8],
-    builder: &mut ProveConfigBuilder<'_>,
-    transcript_commitment_builder: &mut TranscriptCommitConfigBuilder,
-) -> Result<()> {
-    let resp = Responses::new_from_slice(received).collect::<Result<Vec<_>, _>>()?;
-
-    let response = resp
-        .first()
-        .ok_or_else(|| anyhow::anyhow!("No responses found"))?;
-    let body = response
-        .body
-        .as_ref()
-        .ok_or_else(|| anyhow::anyhow!("Response body not found"))?;
-
-    let BodyContent::Json(json) = &body.content else {
-        return Err(anyhow::anyhow!("Expected JSON body content"));
-    };
-
-    // reveal tax year
-    let tax_year = json
-        .get("tax_year")
-        .ok_or_else(|| anyhow::anyhow!("tax_year field not found in JSON"))?;
-    let start_pos = tax_year
-        .span()
-        .indices()
-        .min()
-        .ok_or_else(|| anyhow::anyhow!("Could not find tax_year start position"))?
-        - 11;
-    let end_pos = tax_year
-        .span()
-        .indices()
-        .max()
-        .ok_or_else(|| anyhow::anyhow!("Could not find tax_year end position"))?
-        + 1;
-    builder.reveal_recv(&(start_pos..end_pos))?;
-
-    // commit to hash of date of birth
-    let dob = json
-        .get("taxpayer.date_of_birth")
-        .ok_or_else(|| anyhow::anyhow!("taxpayer.date_of_birth field not found in JSON"))?;
-
-    transcript_commitment_builder.commit_recv(dob.span())?;
-
-    Ok(())
-}
-
-// extract secret from prover output
-fn received_secrets(transcript_secrets: &[TranscriptSecret]) -> Vec<&PlaintextHashSecret> {
-    transcript_secrets
-        .iter()
-        .filter_map(|secret| match secret {
-            TranscriptSecret::Hash(hash) if hash.direction == Direction::Received => Some(hash),
-            _ => None,
-        })
-        .collect()
-}
-
-#[derive(Debug)]
-pub struct ZKProofInput {
-    dob: Vec<u8>,
-    proof_date: NaiveDate,
-    blinder: Vec<u8>,
-    committed_hash: Vec<u8>,
-}
-
-// Verify that the blinded, committed hash is correct
-fn prepare_zk_proof_input(
-    received: &[u8],
-    received_commitment: &PlaintextHash,
-    received_secret: &PlaintextHashSecret,
-) -> Result<ZKProofInput> {
-    assert_eq!(received_commitment.direction, Direction::Received);
-    assert_eq!(received_commitment.hash.alg, HashAlgId::SHA256);
-
-    let hash = &received_commitment.hash;
-
-    let dob_start = received_commitment
-        .idx
-        .min()
-        .ok_or_else(|| anyhow::anyhow!("No start index for DOB"))?;
-    let dob_end = received_commitment
-        .idx
-        .end()
-        .ok_or_else(|| anyhow::anyhow!("No end index for DOB"))?;
-    let dob = received[dob_start..dob_end].to_vec();
-    let blinder = received_secret.blinder.as_bytes().to_vec();
-    let committed_hash = hash.value.as_bytes().to_vec();
-    let proof_date = Local::now().date_naive();
-
-    assert_eq!(received_secret.direction, Direction::Received);
-    assert_eq!(received_secret.alg, HashAlgId::SHA256);
-
-    let mut hasher = Sha256::new();
-    hasher.update(&dob);
-    hasher.update(&blinder);
-    let computed_hash = hasher.finalize();
-
-    if committed_hash != computed_hash.as_ref() as &[u8] {
-        return Err(anyhow::anyhow!(
-            "Computed hash does not match committed hash"
-        ));
-    }
-
-    Ok(ZKProofInput {
-        dob,
-        proof_date,
-        committed_hash,
-        blinder,
-    })
-}
-
-fn generate_zk_proof(proof_input: &ZKProofInput) -> Result<ZKProofBundle> {
-    tracing::info!("🔒 Generating ZK proof with Noir...");
-
-    const PROGRAM_JSON: &str = include_str!("./noir/target/noir.json");
-
-    // 1. Load bytecode from program.json
-    let json: Value = serde_json::from_str(PROGRAM_JSON)?;
-    let bytecode = json["bytecode"]
-        .as_str()
-        .ok_or_else(|| anyhow::anyhow!("bytecode field not found in program.json"))?;
-
-    let mut inputs: Vec<String> = vec![];
-    inputs.push(proof_input.proof_date.day().to_string());
-    inputs.push(proof_input.proof_date.month().to_string());
-    inputs.push(proof_input.proof_date.year().to_string());
-    inputs.extend(proof_input.committed_hash.iter().map(|b| b.to_string()));
-    inputs.extend(proof_input.dob.iter().map(|b| b.to_string()));
-    inputs.extend(proof_input.blinder.iter().map(|b| b.to_string()));
-
-    let proof_date = proof_input.proof_date.to_string();
-    tracing::info!(
-        "Public inputs : Proof date ({}) and committed hash ({})",
-        proof_date,
-        hex::encode(&proof_input.committed_hash)
-    );
-    tracing::info!(
-        "Private inputs: Blinder ({}) and Date of Birth ({})",
-        hex::encode(&proof_input.blinder),
-        String::from_utf8_lossy(&proof_input.dob)
-    );
-
-    tracing::debug!("Witness inputs {:?}", inputs);
-
-    let input_refs: Vec<&str> = inputs.iter().map(String::as_str).collect();
-    let witness = from_vec_str_to_witness_map(input_refs).map_err(|e| anyhow::anyhow!(e))?;
-
-    // Setup SRS
-    setup_srs_from_bytecode(bytecode, None, false).map_err(|e| anyhow::anyhow!(e))?;
-
-    // Verification key
-    let vk = get_ultra_honk_verification_key(bytecode, false).map_err(|e| anyhow::anyhow!(e))?;
-
-    // Generate proof
-    let proof = prove_ultra_honk(bytecode, witness.clone(), vk.clone(), false)
-        .map_err(|e| anyhow::anyhow!(e))?;
-    tracing::info!("✅ Proof generated ({} bytes)", proof.len());
-
-    let proof_bundle = ZKProofBundle { vk, proof };
-    Ok(proof_bundle)
-}

crates/examples/interactive_zk/types.rs

@@ -1,21 +0,0 @@
-use serde::{Deserialize, Serialize};
-use tlsn::transcript::{hash::PlaintextHash, Direction, TranscriptCommitment};
-
-#[derive(Serialize, Deserialize, Debug)]
-pub struct ZKProofBundle {
-    pub vk: Vec<u8>,
-    pub proof: Vec<u8>,
-}
-
-// extract commitment from prover output
-pub fn received_commitments(
-    transcript_commitments: &[TranscriptCommitment],
-) -> Vec<&PlaintextHash> {
-    transcript_commitments
-        .iter()
-        .filter_map(|commitment| match commitment {
-            TranscriptCommitment::Hash(hash) if hash.direction == Direction::Received => Some(hash),
-            _ => None,
-        })
-        .collect()
-}

crates/examples/interactive_zk/verifier.rs

@@ -1,226 +0,0 @@
-use crate::types::received_commitments;
-
-use super::types::ZKProofBundle;
-use anyhow::Result;
-use chrono::{Local, NaiveDate};
-use noir::barretenberg::verify::{get_ultra_honk_verification_key, verify_ultra_honk};
-use serde_json::Value;
-use tls_server_fixture::CA_CERT_DER;
-use tlsn::{
-    config::{tls_commit::TlsCommitProtocolConfig, verifier::VerifierConfig},
-    connection::ServerName,
-    hash::HashAlgId,
-    transcript::{Direction, PartialTranscript},
-    verifier::{Verifier, VerifierOutput},
-    webpki::{CertificateDer, RootCertStore},
-};
-use tlsn_examples::{MAX_RECV_DATA, MAX_SENT_DATA};
-use tlsn_server_fixture_certs::SERVER_DOMAIN;
-use tokio::io::{AsyncRead, AsyncReadExt, AsyncWrite};
-use tokio_util::compat::TokioAsyncReadCompatExt;
-use tracing::instrument;
-
-#[instrument(skip(prover_socket))]
-pub async fn verifier<T: AsyncWrite + AsyncRead + Send + Sync + Unpin + 'static>(
-    prover_socket: T,
-) -> Result<PartialTranscript> {
-    let mut prover_socket = prover_socket.compat();
-
-    let verifier = Verifier::new(
-        VerifierConfig::builder()
-            // Create a root certificate store with the server-fixture's self-signed
-            // certificate. This is only required for offline testing with the
-            // server-fixture.
-            .root_store(RootCertStore {
-                roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
-            })
-            .build()?,
-    );
-
-    // Validate the proposed configuration and then run the TLS commitment protocol.
-    let verifier = verifier.commit(&mut prover_socket).await?;
-
-    // This is the opportunity to ensure the prover does not attempt to overload the
-    // verifier.
-    let reject = if let TlsCommitProtocolConfig::Mpc(mpc_tls_config) = verifier.request().protocol()
-    {
-        if mpc_tls_config.max_sent_data() > MAX_SENT_DATA {
-            Some("max_sent_data is too large")
-        } else if mpc_tls_config.max_recv_data() > MAX_RECV_DATA {
-            Some("max_recv_data is too large")
-        } else {
-            None
-        }
-    } else {
-        Some("expecting to use MPC-TLS")
-    };
-
-    if reject.is_some() {
-        verifier.reject(&mut prover_socket, reject).await?;
-        return Err(anyhow::anyhow!("protocol configuration rejected"));
-    }
-
-    // Runs the TLS commitment protocol to completion.
-    let verifier = verifier
-        .accept(&mut prover_socket)
-        .await?
-        .run(&mut prover_socket)
-        .await?;
-
-    // Validate the proving request and then verify.
-    let verifier = verifier.verify(&mut prover_socket).await?;
-    let request = verifier.request();
-
-    if !request.server_identity() || request.reveal().is_none() {
-        let verifier = verifier
-            .reject(
-                &mut prover_socket,
-                Some("expecting to verify the server name and transcript data"),
-            )
-            .await?;
-        verifier.close(&mut prover_socket).await?;
-        return Err(anyhow::anyhow!(
-            "prover did not reveal the server name and transcript data"
-        ));
-    }
-
-    let (
-        VerifierOutput {
-            server_name,
-            transcript,
-            transcript_commitments,
-            ..
-        },
-        verifier,
-    ) = verifier.accept(&mut prover_socket).await?;
-
-    verifier.close(&mut prover_socket).await?;
-    let server_name = server_name.expect("server name should be present");
-    let transcript = transcript.expect("transcript should be present");
-
-    // Create hash commitment for the date of birth field from the response
-    let sent = transcript.sent_unsafe().to_vec();
-    let sent_data = String::from_utf8(sent.clone())
-        .map_err(|e| anyhow::anyhow!("Verifier expected valid UTF-8 sent data: {e}"))?;
-
-    if !sent_data.contains(SERVER_DOMAIN) {
-        return Err(anyhow::anyhow!(
-            "Verification failed: Expected host {SERVER_DOMAIN} not found in sent data"
-        ));
-    }
-
-    // Check received data.
-    let received_commitments = received_commitments(&transcript_commitments);
-    let received_commitment = received_commitments
-        .first()
-        .ok_or_else(|| anyhow::anyhow!("Missing hash commitment"))?;
-
-    assert!(received_commitment.direction == Direction::Received);
-    assert!(received_commitment.hash.alg == HashAlgId::SHA256);
-
-    let committed_hash = &received_commitment.hash;
-
-    // Check Session info: server name.
-    let ServerName::Dns(server_name) = server_name;
-    if server_name.as_str() != SERVER_DOMAIN {
-        return Err(anyhow::anyhow!(
-            "Server name mismatch: expected {SERVER_DOMAIN}, got {}",
-            server_name.as_str()
-        ));
-    }
-
-    // Receive ZKProof information from prover
-    let mut buf = Vec::new();
-
-    let mut prover_socket = prover_socket.into_inner();
-    prover_socket.read_to_end(&mut buf).await?;
-
-    if buf.is_empty() {
-        return Err(anyhow::anyhow!("No ZK proof data received from prover"));
-    }
-
-    let msg: ZKProofBundle = bincode::deserialize(&buf)
-        .map_err(|e| anyhow::anyhow!("Failed to deserialize ZK proof bundle: {e}"))?;
-
-    // Verify zk proof
-    const PROGRAM_JSON: &str = include_str!("./noir/target/noir.json");
-    let json: Value = serde_json::from_str(PROGRAM_JSON)
-        .map_err(|e| anyhow::anyhow!("Failed to parse Noir circuit: {e}"))?;
-
-    let bytecode = json["bytecode"]
-        .as_str()
-        .ok_or_else(|| anyhow::anyhow!("Bytecode field missing in noir.json"))?;
-
-    let vk = get_ultra_honk_verification_key(bytecode, false)
-        .map_err(|e| anyhow::anyhow!("Failed to get verification key: {e}"))?;
-
-    if vk != msg.vk {
-        return Err(anyhow::anyhow!(
-            "Verification key mismatch between computed and provided by prover"
-        ));
-    }
-
-    let proof = msg.proof.clone();
-
-    // Validate proof has enough data.
-    // The proof should start with the public inputs:
-    // * We expect at least 3 * 32 bytes for the three date fields (day, month,
-    //   year)
-    // * and 32*32 bytes for the hash
-    let min_bytes = (32 + 3) * 32;
-    if proof.len() < min_bytes {
-        return Err(anyhow::anyhow!(
-            "Proof too short: expected at least {min_bytes} bytes, got {}",
-            proof.len()
-        ));
-    }
-
-    // Check that the proof date is correctly included in the proof
-    let proof_date_day: u32 = u32::from_be_bytes(proof[28..32].try_into()?);
-    let proof_date_month: u32 = u32::from_be_bytes(proof[60..64].try_into()?);
-    let proof_date_year: i32 = i32::from_be_bytes(proof[92..96].try_into()?);
-    let proof_date_from_proof =
-        NaiveDate::from_ymd_opt(proof_date_year, proof_date_month, proof_date_day)
-            .ok_or_else(|| anyhow::anyhow!("Invalid proof date in proof"))?;
-    let today = Local::now().date_naive();
-    if (today - proof_date_from_proof).num_days() < 0 {
-        return Err(anyhow::anyhow!(
-            "The proof date can only be today or in the past: provided {proof_date_from_proof}, today {today}"
-        ));
-    }
-
-    // Check that the committed hash in the proof matches the hash from the
-    // commitment
-    let committed_hash_in_proof: Vec<u8> = proof
-        .chunks(32)
-        .skip(3) // skip the first 3 chunks
-        .take(32)
-        .map(|chunk| *chunk.last().unwrap_or(&0))
-        .collect();
-    let expected_hash = committed_hash.value.as_bytes().to_vec();
-    if committed_hash_in_proof != expected_hash {
-        tracing::error!(
-            "❌ The hash in the proof does not match the committed hash in MPC-TLS: {} != {}",
-            hex::encode(&committed_hash_in_proof),
-            hex::encode(&expected_hash)
-        );
-        return Err(anyhow::anyhow!(
-            "Hash in proof does not match committed hash in MPC-TLS"
-        ));
-    }
-    tracing::info!(
-        "✅ The hash in the proof matches the committed hash in MPC-TLS ({})",
-        hex::encode(&expected_hash)
-    );
-
-    // Finally verify the proof
-    let is_valid = verify_ultra_honk(msg.proof, msg.vk)
-        .map_err(|e| anyhow::anyhow!("ZKProof Verification failed: {e}"))?;
-    if !is_valid {
-        tracing::error!("❌ Age verification ZKProof failed to verify");
-        return Err(anyhow::anyhow!("Age verification ZKProof failed to verify"));
-    }
-    tracing::info!("✅ Age verification ZKProof successfully verified");
-
-    Ok(transcript)
-}

crates/formats/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "tlsn-formats"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]

crates/harness/bench.toml

@@ -1,59 +1,51 @@
-#### Default Representative Benchmarks ####
-#
-# This benchmark measures TLSNotary performance on three representative network scenarios.
-# Each scenario is run multiple times to produce statistical metrics (median, std dev, etc.)
-# rather than plots. Use this for quick performance checks and CI regression testing.
-#
-# Payload sizes:
-#   - upload-size: 1KB (typical HTTP request)
-#   - download-size: 2KB (typical HTTP response/API data)
-#
-# Network scenarios are chosen to represent real-world user conditions where
-# TLSNotary is primarily bottlenecked by upload bandwidth.
-
-#### Cable/DSL Home Internet ####
-# Most common residential internet connection
-# - Asymmetric: high download, limited upload (typical bottleneck)
-# - Upload bandwidth: 20 Mbps (realistic cable/DSL upload speed)
-# - Latency: 20ms (typical ISP latency)
+#### Latency ####
 
 [[group]]
-name = "cable"
-bandwidth = 20
-protocol_latency = 20
-upload-size = 1024
-download-size = 2048
+name = "latency"
+bandwidth = 1000
 
 [[bench]]
-group = "cable"
-
-#### Mobile 5G ####
-# Modern mobile connection with good coverage
-# - Upload bandwidth: 30 Mbps (typical 5G upload in good conditions)
-# - Latency: 30ms (higher than wired due to mobile tower hops)
-
-[[group]]
-name = "mobile_5g"
-bandwidth = 30
-protocol_latency = 30
-upload-size = 1024
-download-size = 2048
+group = "latency"
+protocol_latency = 10
 
 [[bench]]
-group = "mobile_5g"
+group = "latency"
+protocol_latency = 25
 
-#### Fiber Home Internet ####
-# High-end residential connection (best case scenario)
-# - Symmetric: equal upload/download bandwidth
-# - Upload bandwidth: 100 Mbps (typical fiber upload)
-# - Latency: 15ms (lower latency than cable)
+[[bench]]
+group = "latency"
+protocol_latency = 50
+
+[[bench]]
+group = "latency"
+protocol_latency = 100
+
+[[bench]]
+group = "latency"
+protocol_latency = 200
+
+#### Bandwidth ####
 
 [[group]]
-name = "fiber"
+name = "bandwidth"
+protocol_latency = 25
+
+[[bench]]
+group = "bandwidth"
+bandwidth = 10
+
+[[bench]]
+group = "bandwidth"
+bandwidth = 50
+
+[[bench]]
+group = "bandwidth"
 bandwidth = 100
-protocol_latency = 15
-upload-size = 1024
-download-size = 2048
 
 [[bench]]
-group = "fiber"
+group = "bandwidth"
+bandwidth = 250
+
+[[bench]]
+group = "bandwidth"
+bandwidth = 1000

crates/harness/bench_bandwidth_sweep.toml

@@ -1,52 +0,0 @@
-#### Bandwidth Sweep Benchmark ####
-#
-# Measures how network bandwidth affects TLSNotary runtime.
-# Keeps latency and payload sizes fixed while varying upload bandwidth.
-#
-# Fixed parameters:
-#   - Latency: 25ms (typical internet latency)
-#   - Upload: 1KB (typical request)
-#   - Download: 2KB (typical response)
-#
-# Variable: Bandwidth from 5 Mbps to 1000 Mbps
-#
-# Use this to plot "Bandwidth vs Runtime" and understand bandwidth sensitivity.
-# Focus on upload bandwidth as TLSNotary is primarily upload-bottlenecked
-
-[[group]]
-name = "bandwidth_sweep"
-protocol_latency = 25
-upload-size = 1024
-download-size = 2048
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 5
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 10
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 20
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 50
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 100
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 250
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 500
-
-[[bench]]
-group = "bandwidth_sweep"
-bandwidth = 1000

crates/harness/bench_download_sweep.toml

@@ -1,53 +0,0 @@
-#### Download Size Sweep Benchmark ####
-#
-# Measures how download payload size affects TLSNotary runtime.
-# Keeps network conditions fixed while varying the response size.
-#
-# Fixed parameters:
-#   - Bandwidth: 100 Mbps (typical good connection)
-#   - Latency: 25ms (typical internet latency)
-#   - Upload: 1KB (typical request size)
-#
-# Variable: Download size from 1KB to 100KB
-#
-# Use this to plot "Download Size vs Runtime" and understand how much data
-# TLSNotary can efficiently notarize. Useful for determining optimal
-# chunking strategies for large responses.
-
-[[group]]
-name = "download_sweep"
-bandwidth = 100
-protocol_latency = 25
-upload-size = 1024
-
-[[bench]]
-group = "download_sweep"
-download-size = 1024
-
-[[bench]]
-group = "download_sweep"
-download-size = 2048
-
-[[bench]]
-group = "download_sweep"
-download-size = 5120
-
-[[bench]]
-group = "download_sweep"
-download-size = 10240
-
-[[bench]]
-group = "download_sweep"
-download-size = 20480
-
-[[bench]]
-group = "download_sweep"
-download-size = 30720
-
-[[bench]]
-group = "download_sweep"
-download-size = 40960
-
-[[bench]]
-group = "download_sweep"
-download-size = 51200

crates/harness/bench_latency_sweep.toml

@@ -1,47 +0,0 @@
-#### Latency Sweep Benchmark ####
-#
-# Measures how network latency affects TLSNotary runtime.
-# Keeps bandwidth and payload sizes fixed while varying protocol latency.
-#
-# Fixed parameters:
-#   - Bandwidth: 100 Mbps (typical good connection)
-#   - Upload: 1KB (typical request)
-#   - Download: 2KB (typical response)
-#
-# Variable: Protocol latency from 10ms to 200ms
-#
-# Use this to plot "Latency vs Runtime" and understand latency sensitivity.
-
-[[group]]
-name = "latency_sweep"
-bandwidth = 100
-upload-size = 1024
-download-size = 2048
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 10
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 25
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 50
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 75
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 100
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 150
-
-[[bench]]
-group = "latency_sweep"
-protocol_latency = 200

crates/harness/build.sh

@@ -3,19 +3,7 @@
 # Ensure the script runs in the folder that contains this script
 cd "$(dirname "$0")"
 
-RUNNER_FEATURES=""
-EXECUTOR_FEATURES=""
-
-if [ "$1" = "debug" ]; then
-    RUNNER_FEATURES="--features debug"
-    EXECUTOR_FEATURES="--no-default-features --features debug"
-fi
-
-cargo build --release \
-    --package tlsn-harness-runner $RUNNER_FEATURES \
-    --package tlsn-harness-executor $EXECUTOR_FEATURES \
-    --package tlsn-server-fixture \
-    --package tlsn-harness-plot
+cargo build --release --package tlsn-harness-runner --package tlsn-harness-executor --package tlsn-server-fixture --package tlsn-harness-plot
 
 mkdir -p bin
 

crates/harness/core/src/bench.rs

@@ -9,7 +9,6 @@ pub const DEFAULT_UPLOAD_SIZE: usize = 1024;
 pub const DEFAULT_DOWNLOAD_SIZE: usize = 4096;
 pub const DEFAULT_DEFER_DECRYPTION: bool = true;
 pub const DEFAULT_MEMORY_PROFILE: bool = false;
-pub const DEFAULT_REVEAL_ALL: bool = false;
 
 pub const WARM_UP_BENCH: Bench = Bench {
     group: None,
@@ -21,7 +20,6 @@ pub const WARM_UP_BENCH: Bench = Bench {
     download_size: 4096,
     defer_decryption: true,
     memory_profile: false,
-    reveal_all: true,
 };
 
 #[derive(Deserialize)]
@@ -81,8 +79,6 @@ pub struct BenchGroupItem {
     pub defer_decryption: Option<bool>,
     #[serde(rename = "memory-profile")]
     pub memory_profile: Option<bool>,
-    #[serde(rename = "reveal-all")]
-    pub reveal_all: Option<bool>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -101,8 +97,6 @@ pub struct BenchItem {
     pub defer_decryption: Option<bool>,
     #[serde(rename = "memory-profile")]
     pub memory_profile: Option<bool>,
-    #[serde(rename = "reveal-all")]
-    pub reveal_all: Option<bool>,
 }
 
 impl BenchItem {
@@ -138,10 +132,6 @@ impl BenchItem {
         if self.memory_profile.is_none() {
             self.memory_profile = group.memory_profile;
         }
-
-        if self.reveal_all.is_none() {
-            self.reveal_all = group.reveal_all;
-        }
     }
 
     pub fn into_bench(&self) -> Bench {
@@ -155,7 +145,6 @@ impl BenchItem {
             download_size: self.download_size.unwrap_or(DEFAULT_DOWNLOAD_SIZE),
             defer_decryption: self.defer_decryption.unwrap_or(DEFAULT_DEFER_DECRYPTION),
             memory_profile: self.memory_profile.unwrap_or(DEFAULT_MEMORY_PROFILE),
-            reveal_all: self.reveal_all.unwrap_or(DEFAULT_REVEAL_ALL),
         }
     }
 }
@@ -175,8 +164,6 @@ pub struct Bench {
     pub defer_decryption: bool,
     #[serde(rename = "memory-profile")]
     pub memory_profile: bool,
-    #[serde(rename = "reveal-all")]
-    pub reveal_all: bool,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]

crates/harness/core/src/rpc.rs

@@ -22,10 +22,7 @@ pub enum CmdOutput {
     GetTests(Vec<String>),
     Test(TestOutput),
     Bench(BenchOutput),
-    #[cfg(target_arch = "wasm32")]
-    Fail {
-        reason: Option<String>,
-    },
+    Fail { reason: Option<String> },
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]

crates/harness/executor/.cargo/config.toml

@@ -1,14 +1,10 @@
 [target.wasm32-unknown-unknown]
 rustflags = [
-    "-Ctarget-feature=+atomics,+bulk-memory,+mutable-globals,+simd128",
-    "-Clink-arg=--shared-memory",
+    "-C",
+    "target-feature=+atomics,+bulk-memory,+mutable-globals,+simd128",
+    "-C",
     # 4GB
-    "-Clink-arg=--max-memory=4294967296",
-    "-Clink-arg=--import-memory",
-    "-Clink-arg=--export=__wasm_init_tls",
-    "-Clink-arg=--export=__tls_size",
-    "-Clink-arg=--export=__tls_align",
-    "-Clink-arg=--export=__tls_base",
+    "link-arg=--max-memory=4294967296",
     "--cfg",
     'getrandom_backend="wasm_js"',
 ]

crates/harness/executor/Cargo.toml

@@ -4,12 +4,6 @@ version = "0.1.0"
 edition = "2024"
 publish = false
 
-[features]
-# Disable tracing events as a workaround for issue 959. 
-default = ["tracing/release_max_level_off"]
-# Used to debug the executor itself.
-debug = []
-
 [lib]
 name = "harness_executor"
 crate-type = ["cdylib", "rlib"]
@@ -34,7 +28,8 @@ tokio = { workspace = true, features = ["full"] }
 tokio-util = { workspace = true, features = ["compat"] }
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
-tracing = { workspace = true }
+# Disable tracing events as a workaround for issue 959. 
+tracing = { workspace = true, features = ["release_max_level_off"] }
 wasm-bindgen = { workspace = true }
 tlsn-wasm = { workspace = true }
 js-sys = { workspace = true }

crates/harness/executor/src/bench/prover.rs

@@ -5,15 +5,9 @@ use futures::{AsyncReadExt, AsyncWriteExt, TryFutureExt};
 
 use harness_core::bench::{Bench, ProverMetrics};
 use tlsn::{
-    config::{
-        prove::ProveConfig,
-        prover::ProverConfig,
-        tls::TlsClientConfig,
-        tls_commit::{TlsCommitConfig, mpc::MpcTlsConfig},
-    },
+    config::{CertificateDer, ProtocolConfig, RootCertStore},
     connection::ServerName,
-    prover::Prover,
-    webpki::{CertificateDer, RootCertStore},
+    prover::{ProveConfig, Prover, ProverConfig, TlsConfig},
 };
 use tlsn_server_fixture_certs::{CA_CERT_DER, SERVER_DOMAIN};
 
@@ -23,54 +17,48 @@ use crate::{
 };
 
 pub async fn bench_prover(provider: &IoProvider, config: &Bench) -> Result<ProverMetrics> {
-    let mut verifier_io = Meter::new(provider.provide_proto_io().await?);
-    let mut server_io = provider.provide_server_io().await?;
+    let verifier_io = Meter::new(provider.provide_proto_io().await?);
 
     let sent = verifier_io.sent();
     let recv = verifier_io.recv();
 
-    let prover = Prover::new(ProverConfig::builder().build()?);
+    let mut builder = ProtocolConfig::builder();
+    builder.max_sent_data(config.upload_size);
+
+    builder.defer_decryption_from_start(config.defer_decryption);
+    if !config.defer_decryption {
+        builder.max_recv_data_online(config.download_size + RECV_PADDING);
+    }
+    builder.max_recv_data(config.download_size + RECV_PADDING);
+
+    let protocol_config = builder.build()?;
+
+    let mut tls_config_builder = TlsConfig::builder();
+    tls_config_builder.root_store(RootCertStore {
+        roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
+    });
+    let tls_config = tls_config_builder.build()?;
+
+    let prover = Prover::new(
+        ProverConfig::builder()
+            .tls_config(tls_config)
+            .protocol_config(protocol_config)
+            .server_name(ServerName::Dns(SERVER_DOMAIN.try_into().unwrap()))
+            .build()?,
+    );
 
     let time_start = web_time::Instant::now();
 
-    let prover = prover
-        .commit(
-            TlsCommitConfig::builder()
-                .protocol({
-                    let mut builder = MpcTlsConfig::builder()
-                        .max_sent_data(config.upload_size)
-                        .defer_decryption_from_start(config.defer_decryption);
-
-                    if !config.defer_decryption {
-                        builder = builder.max_recv_data_online(config.download_size + RECV_PADDING);
-                    }
-
-                    builder
-                        .max_recv_data(config.download_size + RECV_PADDING)
-                        .build()
-                }?)
-                .build()?,
-            &mut verifier_io,
-        )
-        .await?;
+    let prover = prover.setup(verifier_io).await?;
 
     let time_preprocess = time_start.elapsed().as_millis();
     let time_start_online = web_time::Instant::now();
     let uploaded_preprocess = sent.load(Ordering::Relaxed);
     let downloaded_preprocess = recv.load(Ordering::Relaxed);
 
-    let (mut conn, prover) = prover.setup(
-        TlsClientConfig::builder()
-            .server_name(ServerName::Dns(SERVER_DOMAIN.try_into()?))
-            .root_store(RootCertStore {
-                roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
-            })
-            .build()?,
-    )?;
+    let (mut conn, prover_fut) = prover.connect(provider.provide_server_io().await?).await?;
 
-    let mut prover = prover.connect(&mut server_io, &mut verifier_io);
-
-    futures::try_join!(
+    let (_, mut prover) = futures::try_join!(
         async {
             let request = format!(
                 "GET /bytes?size={} HTTP/1.1\r\nConnection: close\r\nData: {}\r\n\r\n",
@@ -87,9 +75,8 @@ pub async fn bench_prover(provider: &IoProvider, config: &Bench) -> Result<Prove
 
             Ok(())
         },
-        (&mut prover).map_err(anyhow::Error::from)
+        prover_fut.map_err(anyhow::Error::from)
     )?;
-    let mut prover = prover.finish()?;
 
     let time_online = time_start_online.elapsed().as_millis();
     let uploaded_online = sent.load(Ordering::Relaxed) - uploaded_preprocess;
@@ -99,28 +86,15 @@ pub async fn bench_prover(provider: &IoProvider, config: &Bench) -> Result<Prove
 
     let mut builder = ProveConfig::builder(prover.transcript());
 
-    // When reveal_all is false (the default), we exclude 1 byte to avoid the
-    // reveal-all optimization and benchmark the realistic ZK authentication path.
-    let reveal_sent_range = if config.reveal_all {
-        0..sent_len
-    } else {
-        0..sent_len.saturating_sub(1)
-    };
-    let reveal_recv_range = if config.reveal_all {
-        0..recv_len
-    } else {
-        0..recv_len.saturating_sub(1)
-    };
-
     builder
         .server_identity()
-        .reveal_sent(&reveal_sent_range)?
-        .reveal_recv(&reveal_recv_range)?;
+        .reveal_sent(&(0..sent_len))?
+        .reveal_recv(&(0..recv_len))?;
 
-    let prove_config = builder.build()?;
+    let config = builder.build()?;
 
-    prover.prove(&prove_config, &mut verifier_io).await?;
-    prover.close(&mut verifier_io).await?;
+    prover.prove(config).await?;
+    prover.close().await?;
 
     let time_total = time_start.elapsed().as_millis();
 

crates/harness/executor/src/bench/verifier.rs

@@ -2,38 +2,34 @@ use anyhow::Result;
 
 use harness_core::bench::Bench;
 use tlsn::{
-    config::verifier::VerifierConfig,
-    verifier::Verifier,
-    webpki::{CertificateDer, RootCertStore},
+    config::{CertificateDer, ProtocolConfigValidator, RootCertStore},
+    verifier::{Verifier, VerifierConfig, VerifyConfig},
 };
 use tlsn_server_fixture_certs::CA_CERT_DER;
 
-use crate::IoProvider;
+use crate::{IoProvider, bench::RECV_PADDING};
 
-pub async fn bench_verifier(provider: &IoProvider, _config: &Bench) -> Result<()> {
-    let mut prover_io = provider.provide_proto_io().await?;
+pub async fn bench_verifier(provider: &IoProvider, config: &Bench) -> Result<()> {
+    let mut builder = ProtocolConfigValidator::builder();
+    builder
+        .max_sent_data(config.upload_size)
+        .max_recv_data(config.download_size + RECV_PADDING);
+
+    let protocol_config = builder.build()?;
 
     let verifier = Verifier::new(
         VerifierConfig::builder()
             .root_store(RootCertStore {
                 roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
             })
+            .protocol_config_validator(protocol_config)
             .build()?,
     );
 
-    let verifier = verifier
-        .commit(provider.provide_proto_io().await?)
-        .await?
-        .accept(&mut prover_io)
-        .await?
-        .run(&mut prover_io)
-        .await?;
-    let (_, verifier) = verifier
-        .verify(&mut prover_io)
-        .await?
-        .accept(&mut prover_io)
-        .await?;
-    verifier.close(&mut prover_io).await?;
+    let verifier = verifier.setup(provider.provide_proto_io().await?).await?;
+    let mut verifier = verifier.run().await?;
+    verifier.verify(&VerifyConfig::default()).await?;
+    verifier.close().await?;
 
     Ok(())
 }

crates/harness/executor/test_plugins/basic.rs

@@ -1,17 +1,10 @@
 use tlsn::{
-    config::{
-        prove::ProveConfig,
-        prover::ProverConfig,
-        tls::TlsClientConfig,
-        tls_commit::{TlsCommitConfig, mpc::MpcTlsConfig},
-        verifier::VerifierConfig,
-    },
+    config::{CertificateDer, ProtocolConfig, ProtocolConfigValidator, RootCertStore},
     connection::ServerName,
     hash::HashAlgId,
-    prover::Prover,
+    prover::{ProveConfig, Prover, ProverConfig, TlsConfig},
     transcript::{TranscriptCommitConfig, TranscriptCommitment, TranscriptCommitmentKind},
-    verifier::{Verifier, VerifierOutput},
-    webpki::{CertificateDer, RootCertStore},
+    verifier::{Verifier, VerifierConfig, VerifierOutput, VerifyConfig},
 };
 use tlsn_server_fixture_certs::{CA_CERT_DER, SERVER_DOMAIN};
 
@@ -28,41 +21,39 @@ const MAX_RECV_DATA: usize = 1 << 11;
 crate::test!("basic", prover, verifier);
 
 async fn prover(provider: &IoProvider) {
-    let mut verifier_io = provider.provide_proto_io().await.unwrap();
+    let mut tls_config_builder = TlsConfig::builder();
+    tls_config_builder.root_store(RootCertStore {
+        roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
+    });
 
-    let prover = Prover::new(ProverConfig::builder().build().unwrap())
-        .commit(
-            TlsCommitConfig::builder()
-                .protocol(
-                    MpcTlsConfig::builder()
-                        .max_sent_data(MAX_SENT_DATA)
-                        .max_recv_data(MAX_RECV_DATA)
-                        .defer_decryption_from_start(true)
-                        .build()
-                        .unwrap(),
-                )
-                .build()
-                .unwrap(),
-            &mut verifier_io,
-        )
+    let tls_config = tls_config_builder.build().unwrap();
+
+    let server_name = ServerName::Dns(SERVER_DOMAIN.try_into().unwrap());
+    let prover = Prover::new(
+        ProverConfig::builder()
+            .server_name(server_name)
+            .tls_config(tls_config)
+            .protocol_config(
+                ProtocolConfig::builder()
+                    .max_sent_data(MAX_SENT_DATA)
+                    .max_recv_data(MAX_RECV_DATA)
+                    .defer_decryption_from_start(true)
+                    .build()
+                    .unwrap(),
+            )
+            .build()
+            .unwrap(),
+    )
+    .setup(provider.provide_proto_io().await.unwrap())
+    .await
+    .unwrap();
+
+    let (tls_connection, prover_fut) = prover
+        .connect(provider.provide_server_io().await.unwrap())
         .await
         .unwrap();
 
-    let server_io = provider.provide_server_io().await.unwrap();
-
-    let (tls_connection, prover) = prover
-        .setup(
-            TlsClientConfig::builder()
-                .server_name(ServerName::Dns(SERVER_DOMAIN.try_into().unwrap()))
-                .root_store(RootCertStore {
-                    roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
-                })
-                .build()
-                .unwrap(),
-        )
-        .unwrap();
-
-    let prover_task = spawn(prover.run(server_io, verifier_io));
+    let prover_task = spawn(prover_fut);
 
     let (mut request_sender, connection) =
         hyper::client::conn::http1::handshake(FuturesIo::new(tls_connection))
@@ -89,7 +80,7 @@ async fn prover(provider: &IoProvider) {
 
     let _ = response.into_body().collect().await.unwrap().to_bytes();
 
-    let (mut prover, _, mut verifier_io) = prover_task.await.unwrap().unwrap();
+    let mut prover = prover_task.await.unwrap().unwrap();
 
     let (sent_len, recv_len) = prover.transcript().len();
 
@@ -116,48 +107,39 @@ async fn prover(provider: &IoProvider) {
 
     let config = builder.build().unwrap();
 
-    prover.prove(&config, &mut verifier_io).await.unwrap();
-    prover.close(&mut verifier_io).await.unwrap();
+    prover.prove(config).await.unwrap();
+    prover.close().await.unwrap();
 }
 
 async fn verifier(provider: &IoProvider) {
-    let mut prover_io = provider.provide_proto_io().await.unwrap();
-
     let config = VerifierConfig::builder()
+        .protocol_config_validator(
+            ProtocolConfigValidator::builder()
+                .max_sent_data(MAX_SENT_DATA)
+                .max_recv_data(MAX_RECV_DATA)
+                .build()
+                .unwrap(),
+        )
         .root_store(RootCertStore {
             roots: vec![CertificateDer(CA_CERT_DER.to_vec())],
         })
         .build()
         .unwrap();
 
-    let verifier = Verifier::new(config)
-        .commit(&mut prover_io)
-        .await
-        .unwrap()
-        .accept(&mut prover_io)
-        .await
-        .unwrap()
-        .run(&mut prover_io)
+    let verifier = Verifier::new(config);
+
+    let VerifierOutput {
+        server_name,
+        transcript_commitments,
+        ..
+    } = verifier
+        .verify(
+            provider.provide_proto_io().await.unwrap(),
+            &VerifyConfig::default(),
+        )
         .await
         .unwrap();
 
-    let (
-        VerifierOutput {
-            server_name,
-            transcript_commitments,
-            ..
-        },
-        verifier,
-    ) = verifier
-        .verify(&mut prover_io)
-        .await
-        .unwrap()
-        .accept(&mut prover_io)
-        .await
-        .unwrap();
-
-    verifier.close(&mut prover_io).await.unwrap();
-
     let ServerName::Dns(server_name) = server_name.unwrap();
 
     assert_eq!(server_name.as_str(), SERVER_DOMAIN);

crates/harness/harness.Dockerfile

@@ -1,8 +1,6 @@
 FROM rust AS builder
 WORKDIR /usr/src/tlsn
 
-ARG DEBUG=0
-
 RUN \
     rustup update; \
     apt update && apt install -y clang; \
@@ -12,12 +10,7 @@ RUN \
 COPY . .
 RUN \
     cd crates/harness; \
-    # Pass `--build-arg DEBUG=1` to `docker build` if you need to debug the harness.
-    if [ "$DEBUG" = "1" ]; then \
-      ./build.sh debug; \
-    else \
-      ./build.sh; \
-    fi
+    ./build.sh;
 
 FROM debian:latest
 

crates/harness/runner/Cargo.toml

@@ -7,10 +7,6 @@ publish = false
 [lib]
 name = "harness_runner"
 
-[features]
-# Used to debug the runner itself.
-debug = []
-
 [dependencies]
 tlsn-harness-core = { workspace = true }
 tlsn-server-fixture = { workspace = true }
@@ -22,7 +18,6 @@ clap = { workspace = true, features = ["derive", "env"] }
 csv = { version = "1.3" }
 duct = { version = "1" }
 futures = { workspace = true }
-indicatif = { version = "0.17" }
 ipnet = { workspace = true }
 serio = { workspace = true }
 serde_json = { workspace = true }

crates/harness/runner/src/cli.rs

@@ -16,10 +16,6 @@ pub struct Cli {
     /// Subnet to assign harness network interfaces.
     #[arg(long, default_value = "10.250.0.0/24", env = "SUBNET")]
     pub subnet: Ipv4Net,
-    /// Run browser in headed mode (visible window) for debugging.
-    /// Works with both X11 and Wayland.
-    #[arg(long)]
-    pub headed: bool,
 }
 
 #[derive(Subcommand)]
@@ -35,13 +31,10 @@ pub enum Command {
     },
     /// runs benchmarks.
     Bench {
-        /// Configuration path. Defaults to bench.toml which contains
-        /// representative scenarios (cable, 5G, fiber) for quick performance
-        /// checks. Use bench_*_sweep.toml files for parametric
-        /// analysis.
+        /// Configuration path.
         #[arg(short, long, default_value = "bench.toml")]
         config: PathBuf,
-        /// Output CSV file path for detailed metrics and post-processing.
+        /// Output file path.
         #[arg(short, long, default_value = "metrics.csv")]
         output: PathBuf,
         /// Number of samples to measure per benchmark. This is overridden by

crates/harness/runner/src/debug_prelude.rs

@@ -1,17 +0,0 @@
-#![allow(unused_imports)]
-pub use futures::FutureExt;
-
-pub use tracing::{debug, error};
-
-pub use chromiumoxide::{
-    Browser, Page,
-    cdp::{
-        browser_protocol::{
-            log::{EventEntryAdded, LogEntryLevel},
-            network::{EnableParams, SetCacheDisabledParams},
-            page::ReloadParams,
-        },
-        js_protocol::runtime::EventExceptionThrown,
-    },
-    handler::HandlerConfig,
-};

crates/harness/runner/src/executor.rs

@@ -21,16 +21,10 @@ use harness_core::{
 
 use crate::{Target, network::Namespace, rpc::Rpc};
 
-#[cfg(feature = "debug")]
-use crate::debug_prelude::*;
-
 pub struct Executor {
     ns: Namespace,
     config: ExecutorConfig,
     target: Target,
-    /// Display environment variables for headed mode (X11/Wayland).
-    /// Empty means headless mode.
-    display_env: Vec<String>,
     state: State,
 }
 
@@ -52,17 +46,11 @@ impl State {
 }
 
 impl Executor {
-    pub fn new(
-        ns: Namespace,
-        config: ExecutorConfig,
-        target: Target,
-        display_env: Vec<String>,
-    ) -> Self {
+    pub fn new(ns: Namespace, config: ExecutorConfig, target: Target) -> Self {
         Self {
             ns,
             config,
             target,
-            display_env,
             state: State::Init,
         }
     }
@@ -78,34 +66,20 @@ impl Executor {
                     Id::One => self.config.network().rpc_1,
                 };
 
-                let mut args = vec![
-                    "ip".into(),
-                    "netns".into(),
-                    "exec".into(),
-                    self.ns.name().into(),
-                    "env".into(),
+                let process = duct::cmd!(
+                    "sudo",
+                    "ip",
+                    "netns",
+                    "exec",
+                    self.ns.name(),
+                    "env",
                     format!("CONFIG={}", serde_json::to_string(&self.config)?),
-                ];
-
-                if cfg!(feature = "debug") {
-                    let level = &std::env::var("RUST_LOG").unwrap_or("debug".to_string());
-                    args.push("env".into());
-                    args.push(format!("RUST_LOG={}", level));
-                };
-
-                args.push(executor_path.to_str().expect("valid path").into());
-
-                let process = duct::cmd("sudo", args);
-
-                let process = if !cfg!(feature = "debug") {
-                    process
-                        .stdout_capture()
-                        .stderr_capture()
-                        .unchecked()
-                        .start()?
-                } else {
-                    process.unchecked().start()?
-                };
+                    executor_path
+                )
+                .stdout_capture()
+                .stderr_capture()
+                .unchecked()
+                .start()?;
 
                 let rpc = Rpc::new_native(rpc_addr).await?;
 
@@ -129,55 +103,26 @@ impl Executor {
                 let tmp = duct::cmd!("mktemp", "-d").read()?;
                 let tmp = tmp.trim();
 
-                let headed = !self.display_env.is_empty();
-
-                // Build command args based on headed/headless mode
-                let mut args: Vec<String> = vec![
-                    "ip".into(),
-                    "netns".into(),
-                    "exec".into(),
-                    self.ns.name().into(),
-                ];
-
-                if headed {
-                    // For headed mode: drop back to the current user and pass display env vars
-                    // This allows the browser to connect to X11/Wayland while in the namespace
-                    let user =
-                        std::env::var("USER").context("USER environment variable not set")?;
-                    args.extend(["sudo".into(), "-E".into(), "-u".into(), user, "env".into()]);
-                    args.extend(self.display_env.clone());
-                }
-
-                args.push(chrome_path.to_string_lossy().into());
-                args.push(format!("--remote-debugging-port={PORT_BROWSER}"));
-
-                if headed {
-                    // Headed mode: no headless, add flags to suppress first-run dialogs
-                    args.extend(["--no-first-run".into(), "--no-default-browser-check".into()]);
-                } else {
-                    // Headless mode: original flags
-                    args.extend([
-                        "--headless".into(),
-                        "--disable-dev-shm-usage".into(),
-                        "--disable-gpu".into(),
-                        "--disable-cache".into(),
-                        "--disable-application-cache".into(),
-                    ]);
-                }
-
-                args.extend([
-                    "--no-sandbox".into(),
+                let process = duct::cmd!(
+                    "sudo",
+                    "ip",
+                    "netns",
+                    "exec",
+                    self.ns.name(),
+                    chrome_path,
+                    format!("--remote-debugging-port={PORT_BROWSER}"),
+                    "--headless",
+                    "--disable-dev-shm-usage",
+                    "--disable-gpu",
+                    "--disable-cache",
+                    "--disable-application-cache",
+                    "--no-sandbox",
                     format!("--user-data-dir={tmp}"),
-                    "--allowed-ips=10.250.0.1".into(),
-                ]);
-
-                let process = duct::cmd("sudo", &args);
-
-                let process = if !cfg!(feature = "debug") {
-                    process.stderr_capture().stdout_capture().start()?
-                } else {
-                    process.start()?
-                };
+                    format!("--allowed-ips=10.250.0.1"),
+                )
+                .stderr_capture()
+                .stdout_capture()
+                .start()?;
 
                 const TIMEOUT: usize = 10000;
                 const DELAY: usize = 100;
@@ -226,38 +171,6 @@ impl Executor {
                     .new_page(&format!("http://{wasm_addr}:{wasm_port}/index.html"))
                     .await?;
 
-                #[cfg(feature = "debug")]
-                tokio::spawn(register_listeners(page.clone()).await?);
-
-                #[cfg(feature = "debug")]
-                async fn register_listeners(page: Page) -> Result<impl Future<Output = ()>> {
-                    let mut logs = page.event_listener::<EventEntryAdded>().await?.fuse();
-                    let mut exceptions =
-                        page.event_listener::<EventExceptionThrown>().await?.fuse();
-
-                    Ok(futures::future::join(
-                        async move {
-                            while let Some(event) = logs.next().await {
-                                let entry = &event.entry;
-                                match entry.level {
-                                    LogEntryLevel::Error => {
-                                        error!("{:?}", entry);
-                                    }
-                                    _ => {
-                                        debug!("{:?}: {}", entry.timestamp, entry.text);
-                                    }
-                                }
-                            }
-                        },
-                        async move {
-                            while let Some(event) = exceptions.next().await {
-                                error!("{:?}", event);
-                            }
-                        },
-                    )
-                    .map(|_| ()))
-                }
-
                 page.execute(EnableParams::builder().build()).await?;
                 page.execute(SetCacheDisabledParams {
                     cache_disabled: true,

crates/harness/runner/src/lib.rs

@@ -6,10 +6,7 @@ mod server_fixture;
 pub mod wasm_server;
 mod ws_proxy;
 
-#[cfg(feature = "debug")]
-mod debug_prelude;
-
-use std::{collections::HashMap, time::Duration};
+use std::time::Duration;
 
 use anyhow::Result;
 use clap::Parser;
@@ -22,78 +19,25 @@ use harness_core::{
     rpc::{BenchCmd, TestCmd},
     test::TestStatus,
 };
-use indicatif::{ProgressBar, ProgressStyle};
 
 use cli::{Cli, Command};
 use executor::Executor;
 use server_fixture::ServerFixture;
 
-#[cfg(feature = "debug")]
-use crate::debug_prelude::*;
-
 use crate::{cli::Route, network::Network, wasm_server::WasmServer, ws_proxy::WsProxy};
 
-/// Statistics for a benchmark configuration
-#[derive(Debug, Clone)]
-struct BenchStats {
-    group: Option<String>,
-    bandwidth: usize,
-    latency: usize,
-    upload_size: usize,
-    download_size: usize,
-    times: Vec<u64>,
-}
-
-impl BenchStats {
-    fn median(&self) -> f64 {
-        let mut sorted = self.times.clone();
-        sorted.sort();
-        let len = sorted.len();
-        if len == 0 {
-            return 0.0;
-        }
-        if len.is_multiple_of(2) {
-            (sorted[len / 2 - 1] + sorted[len / 2]) as f64 / 2.0
-        } else {
-            sorted[len / 2] as f64
-        }
-    }
-}
-
-/// Print summary table of benchmark results
-fn print_bench_summary(stats: &[BenchStats]) {
-    if stats.is_empty() {
-        println!("\nNo benchmark results to display (only warmup was run).");
-        return;
-    }
-
-    println!("\n{}", "=".repeat(80));
-    println!("TLSNotary Benchmark Results");
-    println!("{}", "=".repeat(80));
-    println!();
-
-    for stat in stats {
-        let group_name = stat.group.as_deref().unwrap_or("unnamed");
-        println!(
-            "{} ({} Mbps, {}ms latency, {}KB↑ {}KB↓):",
-            group_name,
-            stat.bandwidth,
-            stat.latency,
-            stat.upload_size / 1024,
-            stat.download_size / 1024
-        );
-        println!("  Median:  {:.2}s", stat.median() / 1000.0);
-        println!();
-    }
-}
-
-#[derive(Debug, Clone, Copy, PartialEq, Eq, clap::ValueEnum, Default)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, clap::ValueEnum)]
 pub enum Target {
-    #[default]
     Native,
     Browser,
 }
 
+impl Default for Target {
+    fn default() -> Self {
+        Self::Native
+    }
+}
+
 struct Runner {
     network: Network,
     server_fixture: ServerFixture,
@@ -105,46 +49,14 @@ struct Runner {
     started: bool,
 }
 
-/// Collects display-related environment variables for headed browser mode.
-/// Works with both X11 and Wayland by collecting whichever vars are present.
-fn collect_display_env_vars() -> Vec<String> {
-    const DISPLAY_VARS: &[&str] = &[
-        "DISPLAY",         // X11
-        "XAUTHORITY",      // X11 auth
-        "WAYLAND_DISPLAY", // Wayland
-        "XDG_RUNTIME_DIR", // Wayland runtime dir
-    ];
-
-    DISPLAY_VARS
-        .iter()
-        .filter_map(|&var| {
-            std::env::var(var)
-                .ok()
-                .map(|val| format!("{}={}", var, val))
-        })
-        .collect()
-}
-
 impl Runner {
     fn new(cli: &Cli) -> Result<Self> {
-        let Cli {
-            target,
-            subnet,
-            headed,
-            ..
-        } = cli;
+        let Cli { target, subnet, .. } = cli;
         let current_path = std::env::current_exe().unwrap();
         let fixture_path = current_path.parent().unwrap().join("server-fixture");
         let network_config = NetworkConfig::new(*subnet);
         let network = Network::new(network_config.clone())?;
 
-        // Collect display env vars once if headed mode is enabled
-        let display_env = if *headed {
-            collect_display_env_vars()
-        } else {
-            Vec::new()
-        };
-
         let server_fixture =
             ServerFixture::new(fixture_path, network.ns_app().clone(), network_config.app);
         let wasm_server = WasmServer::new(
@@ -162,7 +74,6 @@ impl Runner {
                 .network_config(network_config.clone())
                 .build(),
             *target,
-            display_env.clone(),
         );
         let exec_v = Executor::new(
             network.ns_1().clone(),
@@ -172,7 +83,6 @@ impl Runner {
                 .network_config(network_config.clone())
                 .build(),
             Target::Native,
-            Vec::new(), // Verifier doesn't need display env
         );
 
         Ok(Self {
@@ -203,16 +113,7 @@ impl Runner {
 }
 
 pub async fn main() -> Result<()> {
-    #[cfg(feature = "debug")]
-    tracing_subscriber::fmt::init();
-
     let cli = Cli::parse();
-
-    // Validate --headed requires --target browser
-    if cli.headed && cli.target != Target::Browser {
-        anyhow::bail!("--headed can only be used with --target browser");
-    }
-
     let mut runner = Runner::new(&cli)?;
 
     let mut exit_code = 0;
@@ -301,12 +202,6 @@ pub async fn main() -> Result<()> {
             samples_override,
             skip_warmup,
         } => {
-            // Print configuration info
-            println!("TLSNotary Benchmark Harness");
-            println!("Running benchmarks from: {}", config.display());
-            println!("Output will be written to: {}", output.display());
-            println!();
-
             let items: BenchItems = toml::from_str(&std::fs::read_to_string(config)?)?;
             let output_file = std::fs::File::create(output)?;
             let mut writer = WriterBuilder::new().from_writer(output_file);
@@ -321,34 +216,7 @@ pub async fn main() -> Result<()> {
             runner.exec_p.start().await?;
             runner.exec_v.start().await?;
 
-            // Create progress bar
-            let pb = ProgressBar::new(benches.len() as u64);
-            pb.set_style(
-                ProgressStyle::default_bar()
-                    .template("[{elapsed_precise}] {bar:40.cyan/blue} {pos}/{len} {msg}")
-                    .expect("valid template")
-                    .progress_chars("█▓▒░ "),
-            );
-
-            // Collect measurements for stats
-            let mut measurements_by_config: HashMap<String, Vec<u64>> = HashMap::new();
-
-            let warmup_count = if skip_warmup { 0 } else { 3 };
-
-            for (idx, config) in benches.iter().enumerate() {
-                let is_warmup = idx < warmup_count;
-
-                let group_name = if is_warmup {
-                    format!("Warmup {}/{}", idx + 1, warmup_count)
-                } else {
-                    config.group.as_deref().unwrap_or("unnamed").to_string()
-                };
-
-                pb.set_message(format!(
-                    "{} ({} Mbps, {}ms)",
-                    group_name, config.bandwidth, config.protocol_latency
-                ));
-
+            for config in benches {
                 runner
                     .network
                     .set_proto_config(config.bandwidth, config.protocol_latency.div_ceil(2))?;
@@ -359,9 +227,6 @@ pub async fn main() -> Result<()> {
                 // Wait for the network to stabilize
                 tokio::time::sleep(Duration::from_millis(100)).await;
 
-                #[cfg(feature = "debug")]
-                debug!("Starting bench in group {:?}", config.group);
-
                 let (output, _) = tokio::try_join!(
                     runner.exec_p.bench(BenchCmd {
                         config: config.clone(),
@@ -377,73 +242,11 @@ pub async fn main() -> Result<()> {
                     panic!("expected prover output");
                 };
 
-                // Collect metrics for stats (skip warmup benches)
-                if !is_warmup {
-                    let config_key = format!(
-                        "{:?}|{}|{}|{}|{}",
-                        config.group,
-                        config.bandwidth,
-                        config.protocol_latency,
-                        config.upload_size,
-                        config.download_size
-                    );
-                    measurements_by_config
-                        .entry(config_key)
-                        .or_default()
-                        .push(metrics.time_total);
-                }
-
-                let measurement = Measurement::new(config.clone(), metrics);
+                let measurement = Measurement::new(config, metrics);
 
                 writer.serialize(measurement)?;
                 writer.flush()?;
-
-                pb.inc(1);
             }
-
-            pb.finish_with_message("Benchmarks complete");
-
-            // Compute and print statistics
-            let mut all_stats: Vec<BenchStats> = Vec::new();
-            for (key, times) in measurements_by_config {
-                // Parse back the config from the key
-                let parts: Vec<&str> = key.split('|').collect();
-                if parts.len() >= 5 {
-                    let group = if parts[0] == "None" {
-                        None
-                    } else {
-                        Some(
-                            parts[0]
-                                .trim_start_matches("Some(\"")
-                                .trim_end_matches("\")")
-                                .to_string(),
-                        )
-                    };
-                    let bandwidth: usize = parts[1].parse().unwrap_or(0);
-                    let latency: usize = parts[2].parse().unwrap_or(0);
-                    let upload_size: usize = parts[3].parse().unwrap_or(0);
-                    let download_size: usize = parts[4].parse().unwrap_or(0);
-
-                    all_stats.push(BenchStats {
-                        group,
-                        bandwidth,
-                        latency,
-                        upload_size,
-                        download_size,
-                        times,
-                    });
-                }
-            }
-
-            // Sort stats by group name for consistent output
-            all_stats.sort_by(|a, b| {
-                a.group
-                    .cmp(&b.group)
-                    .then(a.latency.cmp(&b.latency))
-                    .then(a.bandwidth.cmp(&b.bandwidth))
-            });
-
-            print_bench_summary(&all_stats);
         }
         Command::Serve {} => {
             runner.start_services().await?;

crates/mpc-tls/Cargo.toml

@@ -5,7 +5,7 @@ description = "TLSNotary MPC-TLS protocol"
 keywords = ["tls", "mpc", "2pc"]
 categories = ["cryptography"]
 license = "MIT OR Apache-2.0"
-version = "0.1.0-alpha.14-pre"
+version = "0.1.0-alpha.13-pre"
 edition = "2021"
 
 [lints]
@@ -33,6 +33,7 @@ mpz-ole = { workspace = true }
 mpz-share-conversion = { workspace = true }
 mpz-vm-core = { workspace = true }
 mpz-memory-core = { workspace = true }
+mpz-circuits = { workspace = true }
 
 ludi = { git = "https://github.com/sinui0/ludi", rev = "e511c3b", default-features = false }
 serio = { workspace = true }
@@ -56,9 +57,9 @@ pin-project-lite = { workspace = true }
 web-time = { workspace = true }
 
 [dev-dependencies]
-mpz-common = { workspace = true, features = ["test-utils"] }
-mpz-ot = { workspace = true, features = ["ideal"] }
-mpz-ideal-vm = { workspace = true }
+mpz-ole = { workspace = true, features = ["test-utils"] }
+mpz-ot = { workspace = true }
+mpz-garble = { workspace = true }
 
 cipher-crate = { package = "cipher", version = "0.4" }
 generic-array = { workspace = true }
@@ -66,6 +67,7 @@ rand_chacha = { workspace = true }
 rstest = { workspace = true }
 tls-server-fixture = { workspace = true }
 tlsn-tls-client = { workspace = true }
+tlsn-tls-client-async = { workspace = true }
 tokio = { workspace = true, features = ["macros", "rt", "rt-multi-thread"] }
 tokio-util = { workspace = true, features = ["compat"] }
 tracing-subscriber = { workspace = true }

crates/mpc-tls/src/leader.rs

@@ -41,7 +41,6 @@ use tls_core::{
         message::{OpaqueMessage, PlainMessage},
     },
     suites::SupportedCipherSuite,
-    verify::verify_sig_determine_alg,
 };
 use tlsn_core::{
     connection::{CertBinding, CertBindingV1_2, ServerSignature, TlsVersion, VerifyData},
@@ -328,20 +327,12 @@ impl MpcTlsLeader {
             .map(|cert| CertificateDer(cert.0.clone()))
             .collect();
 
-        let mut sig_msg = Vec::new();
-        sig_msg.extend_from_slice(&client_random.0);
-        sig_msg.extend_from_slice(&server_random.0);
-        sig_msg.extend_from_slice(server_kx_details.kx_params());
-
-        let server_signature_alg = verify_sig_determine_alg(
-            &server_cert_details.cert_chain()[0],
-            &sig_msg,
-            server_kx_details.kx_sig(),
-        )
-        .expect("only supported signature should have been accepted");
-
         let server_signature = ServerSignature {
-            alg: server_signature_alg.into(),
+            scheme: server_kx_details
+                .kx_sig()
+                .scheme
+                .try_into()
+                .expect("only supported signature scheme should have been accepted"),
             sig: server_kx_details.kx_sig().sig.0.clone(),
         };
 
@@ -378,29 +369,15 @@ impl MpcTlsLeader {
         Ok(())
     }
 
-    /// Enables or disables the decryption of any incoming messages.
-    ///
-    /// # Arguments
-    ///
-    /// * `enable` - Whether to enable or disable decryption.
+    /// Defers decryption of any incoming messages.
     #[instrument(level = "debug", skip_all, err)]
-    pub fn enable_decryption(&mut self, enable: bool) -> Result<(), MpcTlsError> {
-        self.is_decrypting = enable;
-
-        if enable {
-            self.notifier.set();
-        } else {
-            self.notifier.clear();
-        }
+    pub async fn defer_decryption(&mut self) -> Result<(), MpcTlsError> {
+        self.is_decrypting = false;
+        self.notifier.clear();
 
         Ok(())
     }
 
-    /// Returns if incoming messages are decrypted.
-    pub fn is_decrypting(&self) -> bool {
-        self.is_decrypting
-    }
-
     /// Stops the actor.
     pub fn stop(&mut self, ctx: &mut LudiContext<Self>) {
         ctx.stop();

crates/mpc-tls/src/leader/actor.rs

@@ -32,14 +32,10 @@ impl MpcTlsLeaderCtrl {
         Self { address }
     }
 
-    /// Enables or disables the decryption of any incoming messages.
-    ///
-    /// # Arguments
-    ///
-    /// * `enable` - Whether to enable or disable decryption.
-    pub async fn enable_decryption(&self, enable: bool) -> Result<(), MpcTlsError> {
+    /// Defers decryption of any incoming messages.
+    pub async fn defer_decryption(&self) -> Result<(), MpcTlsError> {
         self.address
-            .send(EnableDecryption { enable })
+            .send(DeferDecryption)
             .await
             .map_err(MpcTlsError::actor)?
     }
@@ -985,7 +981,7 @@ impl Handler<BackendMsgServerClosed> for MpcTlsLeader {
     }
 }
 
-impl Dispatch<MpcTlsLeader> for EnableDecryption {
+impl Dispatch<MpcTlsLeader> for DeferDecryption {
     fn dispatch<R: FnOnce(Self::Return) + Send>(
         self,
         actor: &mut MpcTlsLeader,
@@ -996,13 +992,13 @@ impl Dispatch<MpcTlsLeader> for EnableDecryption {
     }
 }
 
-impl Handler<EnableDecryption> for MpcTlsLeader {
+impl Handler<DeferDecryption> for MpcTlsLeader {
     async fn handle(
         &mut self,
-        msg: EnableDecryption,
+        _msg: DeferDecryption,
         _ctx: &mut LudiCtx<Self>,
-    ) -> <EnableDecryption as Message>::Return {
-        self.enable_decryption(msg.enable)
+    ) -> <DeferDecryption as Message>::Return {
+        self.defer_decryption().await
     }
 }
 
@@ -1052,7 +1048,7 @@ pub enum MpcTlsLeaderMsg {
     BackendMsgGetNotify(BackendMsgGetNotify),
     BackendMsgIsEmpty(BackendMsgIsEmpty),
     BackendMsgServerClosed(BackendMsgServerClosed),
-    DeferDecryption(EnableDecryption),
+    DeferDecryption(DeferDecryption),
     Stop(Stop),
 }
 
@@ -1087,7 +1083,7 @@ pub enum MpcTlsLeaderMsgReturn {
     BackendMsgGetNotify(<BackendMsgGetNotify as Message>::Return),
     BackendMsgIsEmpty(<BackendMsgIsEmpty as Message>::Return),
     BackendMsgServerClosed(<BackendMsgServerClosed as Message>::Return),
-    DeferDecryption(<EnableDecryption as Message>::Return),
+    DeferDecryption(<DeferDecryption as Message>::Return),
     Stop(<Stop as Message>::Return),
 }
 
@@ -1736,25 +1732,23 @@ impl Wrap<BackendMsgServerClosed> for MpcTlsLeaderMsg {
     }
 }
 
-/// Message to enable or disable the decryption of messages.
+/// Message to start deferring the decryption.
 #[allow(missing_docs)]
 #[derive(Debug)]
-pub struct EnableDecryption {
-    pub enable: bool,
-}
+pub struct DeferDecryption;
 
-impl Message for EnableDecryption {
+impl Message for DeferDecryption {
     type Return = Result<(), MpcTlsError>;
 }
 
-impl From<EnableDecryption> for MpcTlsLeaderMsg {
-    fn from(value: EnableDecryption) -> Self {
+impl From<DeferDecryption> for MpcTlsLeaderMsg {
+    fn from(value: DeferDecryption) -> Self {
         MpcTlsLeaderMsg::DeferDecryption(value)
     }
 }
 
-impl Wrap<EnableDecryption> for MpcTlsLeaderMsg {
-    fn unwrap_return(ret: Self::Return) -> Result<<EnableDecryption as Message>::Return, Error> {
+impl Wrap<DeferDecryption> for MpcTlsLeaderMsg {
+    fn unwrap_return(ret: Self::Return) -> Result<<DeferDecryption as Message>::Return, Error> {
         match ret {
             Self::Return::DeferDecryption(value) => Ok(value),
             _ => Err(Error::Wrapper),

crates/mpc-tls/src/msg.rs

@@ -72,5 +72,4 @@ pub(crate) struct ServerFinishedVd {
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
-#[allow(dead_code)]
 pub(crate) struct CloseConnection;

crates/mpc-tls/src/record_layer.rs

@@ -487,7 +487,7 @@ impl RecordLayer {
 
             sent_records.push(Record {
                 seq: op.seq,
-                typ: op.typ.into(),
+                typ: op.typ,
                 plaintext: op.plaintext,
                 explicit_nonce: op.explicit_nonce,
                 ciphertext,
@@ -505,7 +505,7 @@ impl RecordLayer {
 
             recv_records.push(Record {
                 seq: op.seq,
-                typ: op.typ.into(),
+                typ: op.typ,
                 plaintext,
                 explicit_nonce: op.explicit_nonce,
                 ciphertext: op.ciphertext,
@@ -578,7 +578,7 @@ impl RecordLayer {
 
             recv_records.push(Record {
                 seq: op.seq,
-                typ: op.typ.into(),
+                typ: op.typ,
                 plaintext,
                 explicit_nonce: op.explicit_nonce,
                 ciphertext: op.ciphertext,

crates/mpc-tls/src/record_layer/aead/aes_gcm.rs

@@ -456,8 +456,9 @@ mod tests {
     };
     use mpz_common::context::test_st_context;
     use mpz_core::Block;
-    use mpz_ideal_vm::IdealVm;
-    use mpz_memory_core::binary::U8;
+    use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+    use mpz_memory_core::{binary::U8, correlated::Delta};
+    use mpz_ot::ideal::cot::ideal_cot;
     use mpz_share_conversion::ideal::ideal_share_convert;
     use rand::{rngs::StdRng, SeedableRng};
     use rstest::*;
@@ -573,8 +574,13 @@ mod tests {
     }
 
     fn create_vm(key: [u8; 16], iv: [u8; 4]) -> ((impl Vm<Binary>, Vars), (impl Vm<Binary>, Vars)) {
-        let mut vm_0 = IdealVm::new();
-        let mut vm_1 = IdealVm::new();
+        let mut rng = StdRng::seed_from_u64(0);
+        let block = Block::random(&mut rng);
+        let (sender, receiver) = ideal_cot(block);
+
+        let delta = Delta::new(block);
+        let mut vm_0 = Garbler::new(sender, [0u8; 16], delta);
+        let mut vm_1 = Evaluator::new(receiver);
 
         let key_ref_0 = vm_0.alloc::<Array<U8, 16>>().unwrap();
         vm_0.mark_public(key_ref_0).unwrap();

crates/mpc-tls/src/record_layer/aead/ghash.rs

@@ -193,7 +193,7 @@ where
         };
 
         // Divide by block length and round up.
-        let block_count = input.len() / 16 + !input.len().is_multiple_of(16) as usize;
+        let block_count = input.len() / 16 + (input.len() % 16 != 0) as usize;
 
         if block_count > MAX_POWER {
             return Err(ErrorRepr::InputLength {
@@ -282,11 +282,11 @@ fn build_ghash_data(mut aad: Vec<u8>, mut ciphertext: Vec<u8>) -> Vec<u8> {
     let len_block = ((associated_data_bitlen as u128) << 64) + (text_bitlen as u128);
 
     // Pad data to be a multiple of 16 bytes.
-    let aad_padded_block_count = (aad.len() / 16) + !aad.len().is_multiple_of(16) as usize;
+    let aad_padded_block_count = (aad.len() / 16) + (aad.len() % 16 != 0) as usize;
     aad.resize(aad_padded_block_count * 16, 0);
 
     let ciphertext_padded_block_count =
-        (ciphertext.len() / 16) + !ciphertext.len().is_multiple_of(16) as usize;
+        (ciphertext.len() / 16) + (ciphertext.len() % 16 != 0) as usize;
     ciphertext.resize(ciphertext_padded_block_count * 16, 0);
 
     let mut data: Vec<u8> = Vec::with_capacity(aad.len() + ciphertext.len() + 16);

crates/mpc-tls/tests/test.rs

@@ -0,0 +1,168 @@
+use std::sync::Arc;
+
+use futures::{AsyncReadExt, AsyncWriteExt};
+use mpc_tls::{Config, MpcTlsFollower, MpcTlsLeader};
+use mpz_common::context::test_mt_context;
+use mpz_core::Block;
+use mpz_garble::protocol::semihonest::{Evaluator, Garbler};
+use mpz_memory_core::correlated::Delta;
+use mpz_ot::{
+    cot::{DerandCOTReceiver, DerandCOTSender},
+    ideal::rcot::ideal_rcot,
+    rcot::shared::{SharedRCOTReceiver, SharedRCOTSender},
+};
+use rand::{rngs::StdRng, Rng, SeedableRng};
+use rustls_pki_types::CertificateDer;
+use tls_client::RootCertStore;
+use tls_client_async::bind_client;
+use tls_server_fixture::{bind_test_server_hyper, CA_CERT_DER, SERVER_DOMAIN};
+use tokio::sync::Mutex;
+use tokio_util::compat::TokioAsyncReadCompatExt;
+use webpki::anchor_from_trusted_cert;
+
+const CA_CERT: CertificateDer = CertificateDer::from_slice(CA_CERT_DER);
+
+#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+#[ignore = "expensive"]
+async fn mpc_tls_test() {
+    tracing_subscriber::fmt::init();
+
+    let config = Config::builder()
+        .defer_decryption(false)
+        .max_sent(1 << 13)
+        .max_recv_online(1 << 13)
+        .max_recv(1 << 13)
+        .build()
+        .unwrap();
+
+    let (leader, follower) = build_pair(config);
+
+    tokio::try_join!(
+        tokio::spawn(leader_task(leader)),
+        tokio::spawn(follower_task(follower))
+    )
+    .unwrap();
+}
+
+async fn leader_task(mut leader: MpcTlsLeader) {
+    leader.alloc().unwrap();
+
+    leader.preprocess().await.unwrap();
+
+    let (leader_ctrl, leader_fut) = leader.run();
+    tokio::spawn(async { leader_fut.await.unwrap() });
+
+    let config = tls_client::ClientConfig::builder()
+        .with_safe_defaults()
+        .with_root_certificates(RootCertStore {
+            roots: vec![anchor_from_trusted_cert(&CA_CERT).unwrap().to_owned()],
+        })
+        .with_no_client_auth();
+
+    let server_name = SERVER_DOMAIN.try_into().unwrap();
+
+    let client = tls_client::ClientConnection::new(
+        Arc::new(config),
+        Box::new(leader_ctrl.clone()),
+        server_name,
+    )
+    .unwrap();
+
+    let (client_socket, server_socket) = tokio::io::duplex(1 << 16);
+    tokio::spawn(bind_test_server_hyper(server_socket.compat()));
+
+    let (mut conn, conn_fut) = bind_client(client_socket.compat(), client);
+    let handle = tokio::spawn(async { conn_fut.await.unwrap() });
+
+    let msg = concat!(
+        "POST /echo HTTP/1.1\r\n",
+        "Host: test-server.io\r\n",
+        "Connection: keep-alive\r\n",
+        "Accept-Encoding: identity\r\n",
+        "Content-Length: 5\r\n",
+        "\r\n",
+        "hello",
+        "\r\n"
+    );
+
+    conn.write_all(msg.as_bytes()).await.unwrap();
+
+    let mut buf = vec![0u8; 48];
+    conn.read_exact(&mut buf).await.unwrap();
+
+    leader_ctrl.defer_decryption().await.unwrap();
+
+    let msg = concat!(
+        "POST /echo HTTP/1.1\r\n",
+        "Host: test-server.io\r\n",
+        "Connection: close\r\n",
+        "Accept-Encoding: identity\r\n",
+        "Content-Length: 5\r\n",
+        "\r\n",
+        "hello",
+        "\r\n"
+    );
+
+    conn.write_all(msg.as_bytes()).await.unwrap();
+    conn.close().await.unwrap();
+
+    let mut buf = vec![0u8; 1024];
+    conn.read_to_end(&mut buf).await.unwrap();
+
+    leader_ctrl.stop().await.unwrap();
+
+    handle.await.unwrap();
+}
+
+async fn follower_task(mut follower: MpcTlsFollower) {
+    follower.alloc().unwrap();
+    follower.preprocess().await.unwrap();
+    follower.run().await.unwrap();
+}
+
+fn build_pair(config: Config) -> (MpcTlsLeader, MpcTlsFollower) {
+    let mut rng = StdRng::seed_from_u64(0);
+
+    let (mut mt_a, mut mt_b) = test_mt_context(8);
+
+    let ctx_a = futures::executor::block_on(mt_a.new_context()).unwrap();
+    let ctx_b = futures::executor::block_on(mt_b.new_context()).unwrap();
+
+    let delta_a = Delta::new(Block::random(&mut rng));
+    let delta_b = Delta::new(Block::random(&mut rng));
+
+    let (rcot_send_a, rcot_recv_b) = ideal_rcot(Block::random(&mut rng), delta_a.into_inner());
+    let (rcot_send_b, rcot_recv_a) = ideal_rcot(Block::random(&mut rng), delta_b.into_inner());
+
+    let rcot_send_a = SharedRCOTSender::new(rcot_send_a);
+    let rcot_send_b = SharedRCOTSender::new(rcot_send_b);
+    let rcot_recv_a = SharedRCOTReceiver::new(rcot_recv_a);
+    let rcot_recv_b = SharedRCOTReceiver::new(rcot_recv_b);
+
+    let mpc_a = Arc::new(Mutex::new(Garbler::new(
+        DerandCOTSender::new(rcot_send_a.clone()),
+        rand::rng().random(),
+        delta_a,
+    )));
+    let mpc_b = Arc::new(Mutex::new(Evaluator::new(DerandCOTReceiver::new(
+        rcot_recv_b.clone(),
+    ))));
+
+    let leader = MpcTlsLeader::new(
+        config.clone(),
+        ctx_a,
+        mpc_a,
+        (rcot_send_a.clone(), rcot_send_a.clone(), rcot_send_a),
+        rcot_recv_a,
+    );
+
+    let follower = MpcTlsFollower::new(
+        config,
+        ctx_b,
+        mpc_b,
+        rcot_send_b,
+        (rcot_recv_b.clone(), rcot_recv_b.clone(), rcot_recv_b),
+    );
+
+    (leader, follower)
+}

crates/server-fixture/server/src/data/elster.json

@@ -1,37 +0,0 @@
-{
-    "tax_year": 2024,
-    "taxpayer": {
-        "idnr": "12345678901",
-        "first_name": "Max",
-        "last_name": "Mustermann",
-        "date_of_birth": "1985-03-12",
-        "address": {
-            "street": "Musterstraße 1",
-            "postal_code": "10115",
-            "city": "Berlin"
-        }
-    },
-    "income": {
-        "employment_income": 54200.00,
-        "other_income": 1200.00,
-        "capital_gains": 350.00
-    },
-    "deductions": {
-        "pension_insurance": 4200.00,
-        "health_insurance": 3600.00,
-        "donations": 500.00,
-        "work_related_expenses": 1100.00
-    },
-    "assessment": {
-        "taxable_income": 49200.00,
-        "income_tax": 9156.00,
-        "solidarity_surcharge": 503.58,
-        "total_tax": 9659.58,
-        "prepaid_tax": 9500.00,
-        "refund": 159.58
-    },
-    "submission": {
-        "submitted_at": "2025-03-01T14:22:30Z",
-        "submitted_by": "ElsterOnline-Portal"
-    }
-}