---
title: "2023-12-18 Vac weekly"
tags:
  - "vac-updates"
date: 2023-12-18
lastmod: 2023-12-18
draft: false
---

### vac:p2p:
- `nimlibp2p:vac:webrtc-transport`
    - SCTP:
        - fix: the receive callback is now correctly setup
        - fix: remove the send delay (using the nagle protocol)
        - getting stuck on a weird message received from the JS-libp2p
    - DataChannel:
        - fix: move readloop from accept to new
        - Trying to changes multiple things in order to change the behaviour of JS-libp2p:
            - reversing the initiators
            - delaying the noise handshake
            - removing the open stream
    - all relevant nim-webrtc changes are here : https://github.com/status-im/nim-webrtc/pull/4
- `nimlibp2p:vac:maintenance`
    - improvement(ci): improve ci daily workflows - https://github.com/status-im/nim-libp2p/pull/1002
    - Merge unstable into master - https://github.com/status-im/nim-libp2p/pull/1003
    - Reading about Zero Copy feature and looking for it on Chronos and Libp2p
    - Update nim-libp2p version in Nimbus - https://github.com/status-im/nimbus-eth2/pull/5667
    - Flood publishing - https://github.com/sigp/lighthouse/pull/4383 and https://github.com/libp2p/rust-libp2p/pull/
    - chore: improve CI workflow stability https://github.com/status-im/nim-libp2p/pull/1004
    - fix: make matrix include customizable for daily workflows https://github.com/status-im/nim-libp2p/pull/1000
    - CI workflow is failing frequently PR 1004 is ready for review - Nimble lock for different Nim versions
    - Test Case: `FloodSub message size validation 2`
        - Managed to reproduce failure on computer when running isolated.
        - Dove into code, and pursued a couple possible threads.

### vac:tke:
  - `vac:tke::codex:economic-analysis`
    - Codex confirmed not able to followup on litepaper until 2024
    - General research of how comparable testnets run incentives for their net
  - `vac:tke::status:SNT-staking`
    - Staking contract depriortized by SC team
    - Update John on initial findings on Waku sharding, sync on next steps roadmap discussion with Waku
    - No other priorities for SNT team at this time
  - `vac:tke::nomos:economic-analysis`
    - Researching leader selection and finality, impact on wealth concentration
    - Adding statistical framework to define validator rewards (optimization function)
  - `vac:tke::waku:economic-analysis`
    - Call w/ Waku on incentives and revenue sources
    - Modeling the various proposed approaches to RLN
    - Reading and responding to Sergei's latest incentivization documents

### vac:dst:
- `eng-10ktool:vac:bandwidth-test`:
    - Keep investigating packets drop (https://www.notion.so/Results-2-eac3e52d512e469db57dc145aa65e603)
        - Check bandwidth per node with same rate and load (Correct)
        - Strange behavior with 20MB/s on network.
- `vac:dst:software-testing:waku:test-automation-interop-testing`
    - Implemented filter unsubscribe [tests](https://github.com/waku-org/waku-interop-tests/pull/7)
        - covers unsubscribe and unsubscribe-all APIs
        - reached [92 interop tests](https://waku-org.github.io/waku-interop-tests/84/)
    - Issues reported:
    - gowaku: Strage [error ](https://github.com/waku-org/go-waku/issues/960) when retrieving messages
    - gowaku: Reopened and closed again the log flood [issue](https://github.com/waku-org/go-waku/issues/923)
    - nwaku: Wrong response format to [filter/v2/subscriptions](https://github.com/waku-org/nwaku/issues/2286)
    - nwaku:  Relay publish [regression](https://github.com/waku-org/nwaku/issues/2299)
    - Investigated and figured out how to automate tests requested by the waku team
- `software-testing:waku:test-automation-nwaku`
    - Finished lightpush tests
    - `PagingDirection` Refactor [PR](https://github.com/waku-org/nwaku/pull/2263)
    - Found one failing test when running `test_all`
        - `WakuNode2 - Validators::Spam protected topic accepts signed messages`
        - Only happens when running literally all of them, not one specific.
- `software-testing:waku:test-automation-go-waku`
    - Wrote 5 tests related to lightpush - coverage improvement https://github.com/waku-org/go-waku/pull/957
    - Got clarity on bug: unequal rules enforcement for contentTopic syntax https://github.com/waku-org/go-waku/issues/958 

### vac:acz:
- `secure-channels:waku:ethereum-chat`
    - Included all materials related to MLS in the RFC
    - Improved several aspects of the RFC (improve organization, delete some parts, etc)
    - Discuss difference of ADKG+DR and Asycn Triple-Ratchet algorithm from Farcaster.
    - Read about repudiation term in messaging protocols and create a [note](https://www.notion.so/WiP-Repudiation-term-in-Message-Protocols-9af43ce8bf9146a1b99a740e731405b4?pvs=4) about it.
    - Check the MLS report in [Notion](https://www.notion.so/WiP-Notes-on-the-MLS-protocol-cccc3faad97b4c00ae88bdec40f58e1e?pvs=4)

### vac:sc::
- `status:community-contracts-maintenance`
    - Deployed `CommunityTokenDeployer` contracts on production networks
        - Mainnet, Arbitrum, Optimism
        - Deployment addresses
            - https://www.notion.so/Contract-Deployment-Addresses-d6dd98b1b4f6461d82eec6ab18b852c8
            - PR: https://github.com/status-im/communities-contracts/pull/25 
    - Investigated a bug in foundry that prevented us from signing transactions on ledger
        - https://github.com/foundry-rs/foundry/issues/6516
            - Use version mentioend in this issue for deployments via ledger for now
    - started docs on new specs https://notes.status.im/JsEoWi8rSaqa-s3b2LCF5A?view
    - started implementing the first new specs
    - review deployer contract properties doc https://notes.status.im/s/291mb-8nA
- `vac:maintainance/misc`
    - Created a multisig wallet for out team on Arbitrum (similar to the one on OP)
- `codex-token-tmp-milestone`
    - meeting + adding ideas to https://docs.google.com/document/d/1lH6dPSuSzGIFmbJeaXNmx8cIU7dveI9KxE1rxdoKagQ/edit#heading=h.f8xnzmojer6t

### vac:nescience:
- `state-separation:vac:state-separation-doc`
    - Readings on privacy-focused models (Az, Nmd, Zc, Ada, Ola)
    - Brief [notes](https://www.notion.so/Nescience-cd358fe429b14fa2ab38ca42835a8451?pvs=4#021ad496e95b4f9ca1cccc990c9a2c7a) on [Hyperproofs](https://eprint.iacr.org/2021/599)
    - Notes on [Ring Signatures](https://www.notion.so/Nescience-cd358fe429b14fa2ab38ca42835a8451?pvs=4#2b2a9ce4e6c44ca78248282c0df16065)
    - Read paper on [security for UTXO](https://eprint.iacr.org/2023/1902.pdf) based on DAGs; notes after meeting.
    - Research miblewimble (goal 1)
    - Reviewed Halo2 PR's [GWC](https://github.com/vacp2p/zk-explorations/pull/22) and [SHPLONK](https://github.com/vacp2p/zk-explorations/pull/21)
    - [Note](https://docs.google.com/document/d/1Cc2Eh72gDUQIb_M1wx_alIXf5qob4wusqpyXse9q7-I/edit) about the similarities and differences Az and Pol 
    - Read about Zcash from its [whitepaper](https://whitepaper.io/document/645/zcash-whitepaper) section 3.4 Transactions and Treestates, and investigate how a shielded address can generate a public balance.
- `proofsystems:vac:research-existing-proof-systems`
    - finished BaseFold writeup
    - started researching Arecibo (https://blog.lurk-lang.org/posts/arecibo-supernova/)
- `proofsystems:vac:benchmarks`
   - Started a refactoring for halo2 PRs  https://github.com/vacp2p/zk-explorations/pull/22 https://github.com/vacp2p/zk-explorations/pull/21

### vac:dr:
- `valpriv:vac:tor-push-poc`
    - tested sync role success, gathered aggregated message latency, tested alltorbroadcast for all validator messages
- `valpriv:vac:tor-push-paper`
    - Revised graphs with std dev/mean, added inclusion difference
- `gsub-scaling:vac:gossipsub-improvements-paper`
    - Completed simulations and results and analysis/presentation for all test scenarios. 
    - Article writeup is almost complete (will be concluded by today)

### vac:rfc:
- `admin/misc`
    - Created pr for a few 1/COSS changes
        - Proposal for description - https://github.com/vacp2p/rfc/pull/645
        - Proposal for adding github names - https://github.com/vacp2p/rfc/pull/644
        - Proposale for draft delete - https://github.com/vacp2p/rfc/pull/654
    - Updated store link and formats - https://github.com/vacp2p/rfc/pull/653
    - Updated usage - https://github.com/vacp2p/rfc/pull/627

