chore: rename ZkGroups to Bandada in code and filenames

2026-01-09 18:38:00 -05:00 · 2023-03-24 08:36:22 +05:30
parent 13b08e728e
commit f1fb022643
38 changed files with 277 additions and 277 deletions
--- a/README.md
+++ b/README.md
@@ -193,8 +193,8 @@ It will also automatically check that the modified files comply with ESLint and

 ### Database

-ZKGroups require a SQL database to work, which is used by the `api` application.
-ZKGroups can work with Postgres and SQLite. Other SQL flavors should work but are not tested.
+Bandada require a SQL database to work, which is used by the `api` application.
+Bandada can work with Postgres and SQLite. Other SQL flavors should work but are not tested.
 You can pass the connection URL to the database using environment variable (see below).

 ### Testing
@@ -233,7 +233,7 @@ This is the same first account generated by hardhat network as well.
 Deploy the contracts to the local network using the below command:

 ```sh
-yarn workspace contracts deploy:zkgroups-semaphore --network local
+yarn workspace contracts deploy:bandada-semaphore --network local
 ```

 The addresses of contracts deployed in a fresh local network would be:
@@ -241,8 +241,8 @@ The addresses of contracts deployed in a fresh local network would be:
 ```sh
 Pairing library has been deployed to:               0x5FbDB2315678afecb367f032d93F642f64180aa3
 SemaphoreVerifier contract has been deployed to:    0xe7f1725E7734CE288F8367e1Bb143E90bb3F0512
-ZKGroups contract has been deployed to:             0x9fE46736679d2D9a65F0992F2272dE9f3c7fa6e0
-ZKGroupsSemaphore contract has been deployed to:    0xCf7Ed3AccA5a467e9e704C703E8D87F634fB0Fc9
+Bandada contract has been deployed to:             0x9fE46736679d2D9a65F0992F2272dE9f3c7fa6e0
+BandadaSemaphore contract has been deployed to:    0xCf7Ed3AccA5a467e9e704C703E8D87F634fB0Fc9
 ```

 These values are set as defaults in `libs/utils/src/contract-addresses.ts`. If you change the contract and deploy again, new address need to be set here.
--- a/apps/api/src/app/groups/groups.service.test.ts
+++ b/apps/api/src/app/groups/groups.service.test.ts
@@ -9,7 +9,7 @@ import { GroupsService } from "./groups.service"

 jest.mock("@zk-groups/utils", () => ({
    __esModule: true,
-    getZKGroupsContract: () => ({
+    getBandadaContract: () => ({
        updateGroups: jest.fn(() => ({
            status: true,
            logs: ["1"]
@@ -159,7 +159,7 @@ describe("GroupsService", () => {

            expect(
                // @ts-ignore
-                groupsService.zkGroupsContract.updateGroups
+                groupsService.bandadaContract.updateGroups
            ).toHaveBeenCalled()
        })

--- a/apps/api/src/app/groups/groups.service.ts
+++ b/apps/api/src/app/groups/groups.service.ts
@@ -11,9 +11,9 @@ import {
 import { InjectRepository } from "@nestjs/typeorm"
 import { Group as CachedGroup } from "@semaphore-protocol/group"
 import {
-    getZKGroupsContract,
+    getBandadaContract,
    Network,
-    ZKGroupsContract
+    BandadaContract
 } from "@zk-groups/utils"
 import { Repository } from "typeorm"
 import { InvitesService } from "../invites/invites.service"
@@ -27,7 +27,7 @@ import { MerkleProof } from "./types"
@Injectable()
 export class GroupsService {
    private cachedGroups: Map<string, CachedGroup>
-    private zkGroupsContract: ZKGroupsContract
+    private bandadaContract: BandadaContract

    constructor(
        @InjectRepository(Group)
@@ -36,7 +36,7 @@ export class GroupsService {
        private readonly invitesService: InvitesService
    ) {
        this.cachedGroups = new Map()
-        this.zkGroupsContract = getZKGroupsContract(
+        this.bandadaContract = getBandadaContract(
            process.env.ETHEREUM_NETWORK as Network,
            process.env.BACKEND_PRIVATE_KEY as string,
            process.env.INFURA_API_KEY as string
@@ -294,7 +294,7 @@ export class GroupsService {
    private async updateContractGroups(
        updatedGroup: CachedGroup
    ): Promise<void> {
-        const tx = await this.zkGroupsContract.updateGroups([
+        const tx = await this.bandadaContract.updateGroups([
            {
                id: BigInt(updatedGroup.id),
                fingerprint: BigInt(updatedGroup.root)
--- a/apps/api/src/app/invites/invites.service.test.ts
+++ b/apps/api/src/app/invites/invites.service.test.ts
@@ -9,7 +9,7 @@ import { InvitesService } from "./invites.service"

 jest.mock("@zk-groups/utils", () => ({
    __esModule: true,
-    getZKGroupsContract: () => ({
+    getBandadaContract: () => ({
        updateGroups: jest.fn(() => ({
            status: true,
            logs: ["1"]
--- a/apps/contracts/contracts/ZKGroups.sol
+++ b/apps/contracts/contracts/ZKGroups.sol
@@ -1,16 +1,16 @@
 //SPDX-License-Identifier: MIT
 pragma solidity ^0.8.4;

-import {IZKGroups} from "./IZKGroups.sol";
+import {IBandada} from "./IBandada.sol";
 import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";

-/// @title ZKGroups
+/// @title Bandada
 /// @dev This contract is used to save the groups fingerprints.
-contract ZKGroups is IZKGroups, Ownable {
-    /// @dev See {IZKGroups-groups}.
+contract Bandada is IBandada, Ownable {
+    /// @dev See {IBandada-groups}.
    mapping(uint256 => uint256) public override groups;

-    /// @dev See {IZKGroups-updateGroups}.
+    /// @dev See {IBandada-updateGroups}.
    function updateGroups(
        Group[] calldata _groups
    ) external override onlyOwner {
--- a/apps/contracts/contracts/IZKGroups.sol
+++ b/apps/contracts/contracts/IZKGroups.sol
@@ -1,8 +1,8 @@
 //SPDX-License-Identifier: MIT
 pragma solidity ^0.8.4;

-/// @title ZKGroups contract interface.
-interface IZKGroups {
+/// @title Bandada contract interface.
+interface IBandada {
    struct Group {
        uint256 id;
        uint256 fingerprint;
--- a/apps/contracts/contracts/README.md
+++ b/apps/contracts/contracts/README.md
@@ -93,9 +93,9 @@ yarn test:report-gas
 Deploy a zk-groups contract:

 ```bash
-yarn deploy:zkgroups
+yarn deploy:bandada
 # or
-yarn deploy:zkgroups-semaphore
+yarn deploy:bandada-semaphore
 ```

 If you want to deploy contracts on Goerli or Arbitrum, remember to provide a valid private key and an Infura API in your `.env` file.
--- a/apps/contracts/contracts/protocols/ZKGroupsSemaphore.sol
+++ b/apps/contracts/contracts/protocols/ZKGroupsSemaphore.sol
@@ -1,28 +1,28 @@
 //SPDX-License-Identifier: MIT
 pragma solidity ^0.8.4;

-import {IZKGroupsSemaphore} from "./IZKGroupsSemaphore.sol";
-import {IZKGroups} from "../IZKGroups.sol";
+import {IBandadaSemaphore} from "./IBandadaSemaphore.sol";
+import {IBandada} from "../IBandada.sol";
 import {ISemaphoreVerifier} from "@semaphore-protocol/contracts/interfaces/ISemaphoreVerifier.sol";

-/// @title ZKGroupsSemaphore
+/// @title BandadaSemaphore
 /// @dev This contract is used to verify Semaphore proofs.
-contract ZKGroupsSemaphore is IZKGroupsSemaphore {
+contract BandadaSemaphore is IBandadaSemaphore {
    ISemaphoreVerifier public verifier;
-    IZKGroups public zkGroups;
+    IBandada public bandada;

    /// @dev Gets a group id and a nullifier hash and returns true if it has already been used.
    mapping(uint256 => mapping(uint256 => bool)) internal nullifierHashes;

    /// @dev Initializes the Semaphore verifier used to verify the user's ZK proofs.
    /// @param _verifier: Semaphore verifier address.
-    /// @param _zkGroups: ZKGroups address.
-    constructor(ISemaphoreVerifier _verifier, IZKGroups _zkGroups) {
+    /// @param _bandada: Bandada address.
+    constructor(ISemaphoreVerifier _verifier, IBandada _bandada) {
        verifier = _verifier;
-        zkGroups = _zkGroups;
+        bandada = _bandada;
    }

-    /// @dev See {IZKGroupsSemaphore-verifyProof}.
+    /// @dev See {IBandadaSemaphore-verifyProof}.
    function verifyProof(
        uint256 groupId,
        uint256 merkleTreeDepth,
@@ -31,10 +31,10 @@ contract ZKGroupsSemaphore is IZKGroupsSemaphore {
        uint256 externalNullifier,
        uint256[8] calldata proof
    ) external override {
-        uint256 merkleTreeRoot = zkGroups.groups(groupId);
+        uint256 merkleTreeRoot = bandada.groups(groupId);

        if (nullifierHashes[groupId][nullifierHash]) {
-            revert ZKGroupsSemaphore__YouAreUsingTheSameNullifierTwice();
+            revert BandadaSemaphore__YouAreUsingTheSameNullifierTwice();
        }

        verifier.verifyProof(
--- a/apps/contracts/contracts/protocols/IZKGroupsSemaphore.sol
+++ b/apps/contracts/contracts/protocols/IZKGroupsSemaphore.sol
@@ -1,9 +1,9 @@
 //SPDX-License-Identifier: MIT
 pragma solidity ^0.8.4;

-/// @title IZKGroupsSemaphore contract interface.
-interface IZKGroupsSemaphore {
-    error ZKGroupsSemaphore__YouAreUsingTheSameNullifierTwice();
+/// @title IBandadaSemaphore contract interface.
+interface IBandadaSemaphore {
+    error BandadaSemaphore__YouAreUsingTheSameNullifierTwice();

    /// @dev Emitted when a Semaphore proof is correctly verified.
    /// @param groupId: Id of the group.
--- a/apps/contracts/hardhat.config.ts
+++ b/apps/contracts/hardhat.config.ts
@@ -5,8 +5,8 @@ import "hardhat-dependency-compiler"
 import { HardhatUserConfig } from "hardhat/config"
 import { NetworksUserConfig } from "hardhat/types"
 import "solidity-coverage"
-import "./tasks/deploy-zkgroups"
-import "./tasks/deploy-zkgroups-semaphore"
+import "./tasks/deploy-bandada"
+import "./tasks/deploy-bandada-semaphore"

 dotenvConfig()

--- a/apps/contracts/package.json
+++ b/apps/contracts/package.json
@@ -3,9 +3,9 @@
    "private": true,
    "scripts": {
        "compile": "hardhat compile",
-        "local-node": "yarn compile && hardhat node & yarn deploy:zkgroups --network localhost",
-        "deploy:zkgroups": "hardhat deploy:zkgroups",
-        "deploy:zkgroups-semaphore": "hardhat deploy:zkgroups-semaphore",
+        "local-node": "yarn compile && hardhat node & yarn deploy:bandada --network localhost",
+        "deploy:bandada": "hardhat deploy:bandada",
+        "deploy:bandada-semaphore": "hardhat deploy:bandada-semaphore",
        "test": "hardhat test",
        "test:report-gas": "REPORT_GAS=true hardhat test",
        "test:coverage": "hardhat coverage",
--- a/apps/contracts/tasks/deploy-zkgroups-semaphore.ts
+++ b/apps/contracts/tasks/deploy-zkgroups-semaphore.ts
@@ -1,11 +1,11 @@
 import { Contract } from "ethers"
 import { task, types } from "hardhat/config"

-task("deploy:zkgroups-semaphore", "Deploy a ZKGroupsSemaphore contract")
+task("deploy:bandada-semaphore", "Deploy a BandadaSemaphore contract")
    .addOptionalParam<boolean>("logs", "Print the logs", true, types.boolean)
    .addOptionalParam(
-        "zkGroups",
-        "ZKGroups contract address",
+        "bandada",
+        "Bandada contract address",
        undefined,
        types.string
    )
@@ -19,7 +19,7 @@ task("deploy:zkgroups-semaphore", "Deploy a ZKGroupsSemaphore contract")
        async (
            {
                logs,
-                zkGroups: zkGroupsAddress,
+                bandada: bandadaAddress,
                semaphoreVerifier: semaphoreVerifierAddress
            },
            { ethers, run }
@@ -59,28 +59,28 @@ task("deploy:zkgroups-semaphore", "Deploy a ZKGroupsSemaphore contract")
                semaphoreVerifierAddress = semaphoreVerifier.address
            }

-            if (!zkGroupsAddress) {
-                const zkGroups = await run("deploy:zkgroups", {
+            if (!bandadaAddress) {
+                const bandada = await run("deploy:bandada", {
                    logs
                })

-                zkGroupsAddress = zkGroups.address
+                bandadaAddress = bandada.address
            }

            const ContractFactory = await ethers.getContractFactory(
-                "ZKGroupsSemaphore"
+                "BandadaSemaphore"
            )

            const contract = await ContractFactory.deploy(
                semaphoreVerifierAddress,
-                zkGroupsAddress
+                bandadaAddress
            )

            await contract.deployed()

            if (logs) {
                console.info(
-                    `ZKGroupsSemaphore contract has been deployed to: ${contract.address}`
+                    `BandadaSemaphore contract has been deployed to: ${contract.address}`
                )
            }

--- a/apps/contracts/tasks/deploy-zkgroups.ts
+++ b/apps/contracts/tasks/deploy-zkgroups.ts
@@ -1,11 +1,11 @@
 import { Contract } from "ethers"
 import { task, types } from "hardhat/config"

-task("deploy:zkgroups", "Deploy a ZKGroups contract")
+task("deploy:bandada", "Deploy a Bandada contract")
    .addOptionalParam<boolean>("logs", "Print the logs", true, types.boolean)

    .setAction(async ({ logs }, { ethers }): Promise<Contract> => {
-        const ContractFactory = await ethers.getContractFactory("ZKGroups")
+        const ContractFactory = await ethers.getContractFactory("Bandada")

        const contract = await ContractFactory.deploy()

@@ -13,7 +13,7 @@ task("deploy:zkgroups", "Deploy a ZKGroups contract")

        if (logs) {
            console.info(
-                `ZKGroups contract has been deployed to: ${contract.address}`
+                `Bandada contract has been deployed to: ${contract.address}`
            )
        }

--- a/apps/contracts/test/ZKGroups.ts
+++ b/apps/contracts/test/ZKGroups.ts
@@ -5,10 +5,10 @@ import { BigNumber, utils } from "ethers"
 import { run } from "hardhat"
 // @ts-ignore: typechain folder will be generated after contracts compilation.
 // eslint-disable-next-line import/extensions
-import { ZKGroups } from "../typechain-types"
+import { Bandada } from "../typechain-types"

-describe("ZKGroups", () => {
-    let zkGroups: ZKGroups
+describe("Bandada", () => {
+    let bandada: Bandada

    const groupId = utils.formatBytes32String("Name")
    const identities = [0, 1].map((i) => new Identity(i.toString()))
@@ -17,14 +17,14 @@ describe("ZKGroups", () => {
    group.addMembers(identities.map(({ commitment }) => commitment))

    before(async () => {
-        zkGroups = await run("deploy:zkgroups", {
+        bandada = await run("deploy:bandada", {
            logs: false
        })
    })

    describe("# updateGroup", () => {
        it("Should update groups", async () => {
-            const transaction = zkGroups.updateGroups([
+            const transaction = bandada.updateGroups([
                {
                    id: groupId,
                    fingerprint: group.root
@@ -32,14 +32,14 @@ describe("ZKGroups", () => {
            ])

            await expect(transaction)
-                .to.emit(zkGroups, "GroupUpdated")
+                .to.emit(bandada, "GroupUpdated")
                .withArgs(groupId, group.root)
        })
    })

    describe("# groups", () => {
        it("Should get the current fingerprint of an off-chain group", async () => {
-            const fingerprint = await zkGroups.groups(groupId)
+            const fingerprint = await bandada.groups(groupId)

            expect(fingerprint).to.equal(group.root)
        })
--- a/apps/contracts/test/ZKGroupsSemaphore.ts
+++ b/apps/contracts/test/ZKGroupsSemaphore.ts
@@ -6,11 +6,11 @@ import { BigNumber, utils } from "ethers"
 import { run } from "hardhat"
 // @ts-ignore: typechain folder will be generated after contracts compilation.
 // eslint-disable-next-line import/extensions
-import { ZKGroups, ZKGroupsSemaphore } from "../typechain-types"
+import { Bandada, BandadaSemaphore } from "../typechain-types"

-describe("ZKGroupsSemaphore", () => {
-    let zkGroups: ZKGroups
-    let zkGroupsSemaphore: ZKGroupsSemaphore
+describe("BandadaSemaphore", () => {
+    let bandada: Bandada
+    let bandadaSemaphore: BandadaSemaphore

    const groupId = utils.formatBytes32String("Name")
    const identities = [0, 1].map((i) => new Identity(i.toString()))
@@ -19,16 +19,16 @@ describe("ZKGroupsSemaphore", () => {
    group.addMembers(identities.map(({ commitment }) => commitment))

    before(async () => {
-        zkGroups = await run("deploy:zkgroups", {
+        bandada = await run("deploy:bandada", {
            logs: false
        })

-        zkGroupsSemaphore = await run("deploy:zkgroups-semaphore", {
+        bandadaSemaphore = await run("deploy:bandada-semaphore", {
            logs: false,
-            zkGroups: zkGroups.address
+            bandada: bandada.address
        })

-        await zkGroups.updateGroups([
+        await bandada.updateGroups([
            {
                id: groupId,
                fingerprint: group.root
@@ -55,7 +55,7 @@ describe("ZKGroupsSemaphore", () => {
        })

        it("Should throw an exception if the proof is not valid", async () => {
-            const transaction = zkGroupsSemaphore.verifyProof(
+            const transaction = bandadaSemaphore.verifyProof(
                groupId,
                group.depth,
                signal,
@@ -68,7 +68,7 @@ describe("ZKGroupsSemaphore", () => {
        })

        it("Should verify a proof for an off-chain group correctly", async () => {
-            const transaction = zkGroupsSemaphore.verifyProof(
+            const transaction = bandadaSemaphore.verifyProof(
                groupId,
                group.depth,
                signal,
@@ -78,7 +78,7 @@ describe("ZKGroupsSemaphore", () => {
            )

            await expect(transaction)
-                .to.emit(zkGroupsSemaphore, "ProofVerified")
+                .to.emit(bandadaSemaphore, "ProofVerified")
                .withArgs(
                    groupId,
                    group.root,
@@ -89,7 +89,7 @@ describe("ZKGroupsSemaphore", () => {
        })

        it("Should not verify the same proof for an off-chain group twice", async () => {
-            const transaction = zkGroupsSemaphore.verifyProof(
+            const transaction = bandadaSemaphore.verifyProof(
                groupId,
                group.depth,
                signal,
@@ -99,8 +99,8 @@ describe("ZKGroupsSemaphore", () => {
            )

            await expect(transaction).to.be.revertedWithCustomError(
-                zkGroupsSemaphore,
-                "ZKGroupsSemaphore__YouAreUsingTheSameNullifierTwice"
+                bandadaSemaphore,
+                "BandadaSemaphore__YouAreUsingTheSameNullifierTwice"
            )
        })
    })
--- a/apps/dashboard/src/api/zkGroupsAPI.ts
+++ b/apps/dashboard/src/api/zkGroupsAPI.ts
--- a/apps/dashboard/src/components/create-group-modal.tsx
+++ b/apps/dashboard/src/components/create-group-modal.tsx
@@ -21,7 +21,7 @@ import { useCallback, useEffect, useState } from "react"
 import { useSearchParams } from "react-router-dom"
 import { useSigner } from "wagmi"
 import { groupSizeInfo } from "../types/groups"
-import { createGroup as createOffchainGroup } from "../api/zkGroupsAPI"
+import { createGroup as createOffchainGroup } from "../api/bandadaAPI"

 export default function CreateGroupModal({
    isOpen,
--- a/apps/dashboard/src/components/invite-modal.tsx
+++ b/apps/dashboard/src/components/invite-modal.tsx
@@ -17,7 +17,7 @@ import {
 } from "@chakra-ui/react"
 import { useCallback, useState } from "react"
 import { FaRegCopy } from "react-icons/fa"
-import { generateMagicLink } from "../api/zkGroupsAPI"
+import { generateMagicLink } from "../api/bandadaAPI"

 export default function InviteModal({
    isOpen,
--- a/apps/dashboard/src/components/navbar.tsx
+++ b/apps/dashboard/src/components/navbar.tsx
@@ -14,7 +14,7 @@ import { shortenAddress } from "@zk-groups/utils"
 import { useCallback } from "react"
 import { useLocation, useNavigate } from "react-router-dom"
 import { useAccount, useDisconnect } from "wagmi"
-import { logOut as _logOut } from "../api/zkGroupsAPI"
+import { logOut as _logOut } from "../api/bandadaAPI"

 export default function NavBar(): JSX.Element {
    const navigate = useNavigate()
--- a/apps/dashboard/src/main.tsx
+++ b/apps/dashboard/src/main.tsx
@@ -16,13 +16,13 @@ import { createBrowserRouter, redirect, RouterProvider } from "react-router-dom"
 import { configureChains, createClient, WagmiConfig } from "wagmi"
 import { goerli } from "wagmi/chains"
 import { publicProvider } from "wagmi/providers/public"
-import { isLoggedIn } from "./api/zkGroupsAPI"
 import NotFoundPage from "./pages/404"
 import Home from "./pages/home"
 import Manage from "./pages/manage"
 import MyGroups from "./pages/my-groups"
 import SSO from "./pages/sso"
 import theme from "./styles"
+import { isLoggedIn } from "./api/bandadaAPI"

 const { chains, provider, webSocketProvider } = configureChains(
    [goerli],
--- a/apps/dashboard/src/pages/manage.tsx
+++ b/apps/dashboard/src/pages/manage.tsx
@@ -14,7 +14,7 @@ import AddMemberModal from "../components/add-member-modal"
 import InviteModal from "../components/invite-modal"
 import { Group } from "../types/groups"
 import { getGroup as getOnchainGroup } from "../api/semaphoreAPI"
-import { getGroup as getOffchainGroup, removeMember } from "../api/zkGroupsAPI"
+import { getGroup as getOffchainGroup, removeMember } from "../api/bandadaAPI"

 export default function Manage(): JSX.Element {
    const navigate = useNavigate()
--- a/apps/dashboard/src/pages/my-groups.tsx
+++ b/apps/dashboard/src/pages/my-groups.tsx
@@ -19,7 +19,7 @@ import GroupBox from "../components/group-box"
 import GroupFolder from "../components/group-folder"
 import { Group } from "../types/groups"
 import { getGroups as getOnchainGroups } from "../api/semaphoreAPI"
-import { getGroups as getOffchainGroups } from "../api/zkGroupsAPI"
+import { getGroups as getOffchainGroups } from "../api/bandadaAPI"

 export default function MyGroups(): JSX.Element {
    const [searchParams] = useSearchParams()
--- a/apps/dashboard/src/pages/sso.tsx
+++ b/apps/dashboard/src/pages/sso.tsx
@@ -45,7 +45,7 @@ export default function SSO(): JSX.Element {
                    ) : (
                        <span>
                            Create your first
-                            <br /> ZK group
+                            <br /> Bandada group
                        </span>
                    )}
                </Heading>
--- a/libs/hardhat/README.md
+++ b/libs/hardhat/README.md
@@ -1,8 +1,8 @@
 <p align="center">
    <h1 align="center">
-        ZKGroups Hardhat plugin
+        Bandada Hardhat plugin
    </h1>
-    <p align="center">A Hardhat plugin which provide tasks to deploy ZKGroups contracts.</p>
+    <p align="center">A Hardhat plugin which provide tasks to deploy Bandada contracts.</p>
 </p>

 <p align="center">
@@ -46,7 +46,7 @@
    </h4>
 </div>

-| This Hardhat plugin provides simple tasks that can be used to deploy the ZKGroups contracts without any additional configuration. |
+| This Hardhat plugin provides simple tasks that can be used to deploy the Bandada contracts without any additional configuration. |
 | --------------------------------------------------------------------------------------------------------------------------------- |

 ## 🛠 Install
@@ -80,7 +80,7 @@ const hardhatConfig: HardhatUserConfig = {
 export default hardhatConfig
 ```

-And use its tasks to create your own `deploy` task and deploy your contract with a ZKGroups address.
+And use its tasks to create your own `deploy` task and deploy your contract with a Bandada address.

 ```typescript
 import { task, types } from "hardhat/config"
@@ -88,13 +88,13 @@ import { task, types } from "hardhat/config"
 task("deploy", "Deploy a Greeter contract")
    .addOptionalParam("logs", "Print the logs", true, types.boolean)
    .setAction(async ({ logs }, { ethers, run }) => {
-        const { zkGroups } = await run("deploy:zk-groups", {
+        const { bandada } = await run("deploy:zk-groups", {
            logs
        })

        const Greeter = await ethers.getContractFactory("Greeter")

-        const greeter = await Greeter.deploy(zkGroups.address)
+        const greeter = await Greeter.deploy(bandada.address)

        await greeter.deployed()

--- a/libs/hardhat/package.json
+++ b/libs/hardhat/package.json
@@ -1,7 +1,7 @@
 {
    "name": "@zk-groups/hardhat",
    "version": "0.4.0",
-    "description": "A Hardhat plugin which provides tasks to deploy ZKGroups contracts.",
+    "description": "A Hardhat plugin which provides tasks to deploy Bandada contracts.",
    "license": "MIT",
    "main": "dist/index.node.js",
    "exports": {
--- a/libs/hardhat/src/index.ts
+++ b/libs/hardhat/src/index.ts
@@ -3,14 +3,14 @@ import { HardhatConfig, HardhatUserConfig } from "hardhat/types"

 import "hardhat-dependency-compiler"
 import "@nomiclabs/hardhat-ethers"
-import "./tasks/deploy-zk-groups"
-import "./tasks/deploy-zk-groups-semaphore"
+import "./tasks/deploy-bandada"
+import "./tasks/deploy-bandada-semaphore"

 extendConfig(
    (config: HardhatConfig, userConfig: Readonly<HardhatUserConfig>) => {
        config.dependencyCompiler.paths = [
-            "@zk-groups/contracts/ZKGroups.sol",
-            "@zk-groups/contracts/protocols/ZKGroupsSemaphore.sol",
+            "@zk-groups/contracts/Bandada.sol",
+            "@zk-groups/contracts/protocols/BandadaSemaphore.sol",
            "@semaphore-protocol/contracts/base/Pairing.sol",
            "@semaphore-protocol/contracts/base/SemaphoreVerifier.sol"
        ]
--- a/libs/hardhat/src/tasks/deploy-zk-groups-semaphore.ts
+++ b/libs/hardhat/src/tasks/deploy-zk-groups-semaphore.ts
@@ -1,6 +1,6 @@
 import { task, types } from "hardhat/config"

-task("deploy:zk-groups-semaphore", "Deploy a ZKGroupsSemaphore contract")
+task("deploy:zk-groups-semaphore", "Deploy a BandadaSemaphore contract")
    .addOptionalParam<boolean>(
        "pairing",
        "Pairing library address",
@@ -14,8 +14,8 @@ task("deploy:zk-groups-semaphore", "Deploy a ZKGroupsSemaphore contract")
        types.string
    )
    .addOptionalParam<boolean>(
-        "zkGroups",
-        "ZKGroups contract address",
+        "bandada",
+        "Bandada contract address",
        undefined,
        types.string
    )
@@ -26,7 +26,7 @@ task("deploy:zk-groups-semaphore", "Deploy a ZKGroupsSemaphore contract")
                logs,
                pairing: pairingAddress,
                semaphoreVerifier: semaphoreVerifierAddress,
-                zkGroups: zkGroupsAddress
+                bandada: bandadaAddress
            },
            { ethers, run }
        ): Promise<any> => {
@@ -69,29 +69,29 @@ task("deploy:zk-groups-semaphore", "Deploy a ZKGroupsSemaphore contract")
                semaphoreVerifierAddress = semaphoreVerifier.address
            }

-            if (!zkGroupsAddress) {
-                const zkGroups = await run("deploy:zk-groups", { logs })
+            if (!bandadaAddress) {
+                const bandada = await run("deploy:zk-groups", { logs })

-                zkGroupsAddress = zkGroups.address
+                bandadaAddress = bandada.address
            }

-            const ZKGroupsSemaphoreFactory = await ethers.getContractFactory(
-                "ZKGroupsSemaphore"
+            const BandadaSemaphoreFactory = await ethers.getContractFactory(
+                "BandadaSemaphore"
            )

-            const zkGroupsSemaphore = await ZKGroupsSemaphoreFactory.deploy(
+            const bandadaSemaphore = await BandadaSemaphoreFactory.deploy(
                semaphoreVerifierAddress,
-                zkGroupsAddress
+                bandadaAddress
            )

-            await zkGroupsSemaphore.deployed()
+            await bandadaSemaphore.deployed()

            if (logs) {
                console.info(
-                    `ZKGroupsSemaphore contract has been deployed to: ${zkGroupsSemaphore.address}`
+                    `BandadaSemaphore contract has been deployed to: ${bandadaSemaphore.address}`
                )
            }

-            return zkGroupsSemaphore
+            return bandadaSemaphore
        }
    )
--- a/libs/hardhat/src/tasks/deploy-bandada.ts
+++ b/libs/hardhat/src/tasks/deploy-bandada.ts
@@ -0,0 +1,19 @@
+import { task, types } from "hardhat/config"
+
+task("deploy:zk-groups", "Deploy a Bandada contract")
+    .addOptionalParam<boolean>("logs", "Print the logs", true, types.boolean)
+    .setAction(async ({ logs }, { ethers }): Promise<any> => {
+        const BandadaFactory = await ethers.getContractFactory("Bandada")
+
+        const bandada = await BandadaFactory.deploy()
+
+        await bandada.deployed()
+
+        if (logs) {
+            console.info(
+                `Bandada contract has been deployed to: ${bandada.address}`
+            )
+        }
+
+        return bandada
+    })
--- a/libs/hardhat/src/tasks/deploy-zk-groups.ts
+++ b/libs/hardhat/src/tasks/deploy-zk-groups.ts
@@ -1,19 +0,0 @@
-import { task, types } from "hardhat/config"
-
-task("deploy:zk-groups", "Deploy a ZKGroups contract")
-    .addOptionalParam<boolean>("logs", "Print the logs", true, types.boolean)
-    .setAction(async ({ logs }, { ethers }): Promise<any> => {
-        const ZKGroupsFactory = await ethers.getContractFactory("ZKGroups")
-
-        const zkGroups = await ZKGroupsFactory.deploy()
-
-        await zkGroups.deployed()
-
-        if (logs) {
-            console.info(
-                `ZKGroups contract has been deployed to: ${zkGroups.address}`
-            )
-        }
-
-        return zkGroups
-    })
--- a/libs/utils/README.md
+++ b/libs/utils/README.md
@@ -1,8 +1,8 @@
 <p align="center">
    <h1 align="center">
-        ZKGroups utils
+        Bandada utils
    </h1>
-    <p align="center">General ZKGroups utility functions.</p>
+    <p align="center">General Bandada utility functions.</p>
 </p>

 <p align="center">
@@ -46,7 +46,7 @@
    </h4>
 </div>

-| This package provides simple utility functions that can be used by ZKGroups itself or externals. |
+| This package provides simple utility functions that can be used by Bandada itself or externals. |
 | ------------------------------------------------------------------------------------------------ |

 ## 🛠 Install
--- a/libs/utils/package.json
+++ b/libs/utils/package.json
@@ -1,7 +1,7 @@
 {
    "name": "@zk-groups/utils",
    "version": "0.4.0",
-    "description": "General ZKGroups utility functions.",
+    "description": "General Bandada utility functions.",
    "license": "MIT",
    "main": "dist/index.node.js",
    "exports": {
--- a/libs/utils/src/contractAddresses.ts
+++ b/libs/utils/src/contractAddresses.ts
@@ -6,13 +6,13 @@ const CONTRACT_ADDRESSES: { [K in Network]: { [Y in ContractName]: string } } =
    {
        localhost: {
            Semaphore: "0xDc64a140Aa3E981100a9becA4E685f962f0cF6C9",
-            ZKGroups: "0x5fbdb2315678afecb367f032d93f642f64180aa3",
-            ZKGroupsSemaphore: "0xe7f1725E7734CE288F8367e1Bb143E90bb3F0512"
+            Bandada: "0x5fbdb2315678afecb367f032d93f642f64180aa3",
+            BandadaSemaphore: "0xe7f1725E7734CE288F8367e1Bb143E90bb3F0512"
        },
        goerli: {
            Semaphore: "0x89490c95eD199D980Cdb4FF8Bac9977EDb41A7E7",
-            ZKGroups: "0x461C2f74F5adB6F3CE559A7f86F2872568DAB9B3",
-            ZKGroupsSemaphore: "0xd81B417Ca0F6A74fBa86Ea17105d1863beE90bf4"
+            Bandada: "0x461C2f74F5adB6F3CE559A7f86F2872568DAB9B3",
+            BandadaSemaphore: "0xd81B417Ca0F6A74fBa86Ea17105d1863beE90bf4"
        }
    }

--- a/libs/utils/src/contractArtifacts/Bandada.json
+++ b/libs/utils/src/contractArtifacts/Bandada.json
@@ -0,0 +1,126 @@
+{
+  "_format": "hh-sol-artifact-1",
+  "contractName": "Bandada",
+  "sourceName": "contracts/Bandada.sol",
+  "abi": [
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "uint256",
+          "name": "id",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "fingerprint",
+          "type": "uint256"
+        }
+      ],
+      "name": "GroupUpdated",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "previousOwner",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "newOwner",
+          "type": "address"
+        }
+      ],
+      "name": "OwnershipTransferred",
+      "type": "event"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "name": "groups",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "owner",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "renounceOwnership",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "newOwner",
+          "type": "address"
+        }
+      ],
+      "name": "transferOwnership",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "components": [
+            {
+              "internalType": "uint256",
+              "name": "id",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "fingerprint",
+              "type": "uint256"
+            }
+          ],
+          "internalType": "struct IBandada.Group[]",
+          "name": "_groups",
+          "type": "tuple[]"
+        }
+      ],
+      "name": "updateGroups",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    }
+  ],
+  "bytecode": "0x608060405234801561001057600080fd5b5061002d61002261003260201b60201c565b61003a60201b60201c565b6100fe565b600033905090565b60008060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff169050816000806101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055508173ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff167f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e060405160405180910390a35050565b61079b8061010d6000396000f3fe608060405234801561001057600080fd5b50600436106100575760003560e01c8063125863cb1461005c578063715018a6146100785780638da5cb5b1461008257806396324bd4146100a0578063f2fde38b146100d0575b600080fd5b6100766004803603810190610071919061052a565b6100ec565b005b61008061026a565b005b61008a61027e565b60405161009791906105fc565b60405180910390f35b6100ba60048036038101906100b5919061056f565b6102a7565b6040516100c79190610657565b60405180910390f35b6100ea60048036038101906100e59190610501565b6102bf565b005b6100f4610343565b60005b828290508110156102655782828281811061013b577f4e487b7100000000000000000000000000000000000000000000000000000000600052603260045260246000fd5b9050604002016020013560016000858585818110610182577f4e487b7100000000000000000000000000000000000000000000000000000000600052603260045260246000fd5b905060400201600001358152602001908152602001600020819055508282828181106101d7577f4e487b7100000000000000000000000000000000000000000000000000000000600052603260045260246000fd5b905060400201600001357f65659fbf3bab178ce96dcb4ea95ba3900cae36f9426e9920b7940995f62b06bf84848481811061023b577f4e487b7100000000000000000000000000000000000000000000000000000000600052603260045260246000fd5b905060400201602001356040516102529190610657565b60405180910390a28060010190506100f7565b505050565b610272610343565b61027c60006103c1565b565b60008060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff16905090565b60016020528060005260406000206000915090505481565b6102c7610343565b600073ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff161415610337576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040161032e90610617565b60405180910390fd5b610340816103c1565b50565b61034b610485565b73ffffffffffffffffffffffffffffffffffffffff1661036961027e565b73ffffffffffffffffffffffffffffffffffffffff16146103bf576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004016103b690610637565b60405180910390fd5b565b60008060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff169050816000806101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055508173ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff167f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e060405160405180910390a35050565b600033905090565b60008135905061049c81610737565b92915050565b60008083601f8401126104b457600080fd5b8235905067ffffffffffffffff8111156104cd57600080fd5b6020830191508360408202830111156104e557600080fd5b9250929050565b6000813590506104fb8161074e565b92915050565b60006020828403121561051357600080fd5b60006105218482850161048d565b91505092915050565b6000806020838503121561053d57600080fd5b600083013567ffffffffffffffff81111561055757600080fd5b610563858286016104a2565b92509250509250929050565b60006020828403121561058157600080fd5b600061058f848285016104ec565b91505092915050565b6105a181610683565b82525050565b60006105b4602683610672565b91506105bf826106bf565b604082019050919050565b60006105d7602083610672565b91506105e28261070e565b602082019050919050565b6105f6816106b5565b82525050565b60006020820190506106116000830184610598565b92915050565b60006020820190508181036000830152610630816105a7565b9050919050565b60006020820190508181036000830152610650816105ca565b9050919050565b600060208201905061066c60008301846105ed565b92915050565b600082825260208201905092915050565b600061068e82610695565b9050919050565b600073ffffffffffffffffffffffffffffffffffffffff82169050919050565b6000819050919050565b7f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160008201527f6464726573730000000000000000000000000000000000000000000000000000602082015250565b7f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572600082015250565b61074081610683565b811461074b57600080fd5b50565b610757816106b5565b811461076257600080fd5b5056fea26469706673582212200e5c3dcf5770ee544741fbdd4134902b2e427d740185f3d0c72289cf2d2a3a0964736f6c63430008040033",
+  "deployedBytecode": "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",
+  "linkReferences": {},
+  "deployedLinkReferences": {}
+}
--- a/libs/utils/src/contractArtifacts/ZKGroups.json
+++ b/libs/utils/src/contractArtifacts/ZKGroups.json
@@ -1,126 +0,0 @@
-{
-    "_format": "hh-sol-artifact-1",
-    "contractName": "ZKGroups",
-    "sourceName": "contracts/ZKGroups.sol",
-    "abi": [
-        {
-            "anonymous": false,
-            "inputs": [
-                {
-                    "indexed": true,
-                    "internalType": "uint256",
-                    "name": "id",
-                    "type": "uint256"
-                },
-                {
-                    "indexed": false,
-                    "internalType": "uint256",
-                    "name": "fingerprint",
-                    "type": "uint256"
-                }
-            ],
-            "name": "GroupUpdated",
-            "type": "event"
-        },
-        {
-            "anonymous": false,
-            "inputs": [
-                {
-                    "indexed": true,
-                    "internalType": "address",
-                    "name": "previousOwner",
-                    "type": "address"
-                },
-                {
-                    "indexed": true,
-                    "internalType": "address",
-                    "name": "newOwner",
-                    "type": "address"
-                }
-            ],
-            "name": "OwnershipTransferred",
-            "type": "event"
-        },
-        {
-            "inputs": [
-                {
-                    "internalType": "uint256",
-                    "name": "",
-                    "type": "uint256"
-                }
-            ],
-            "name": "groups",
-            "outputs": [
-                {
-                    "internalType": "uint256",
-                    "name": "",
-                    "type": "uint256"
-                }
-            ],
-            "stateMutability": "view",
-            "type": "function"
-        },
-        {
-            "inputs": [],
-            "name": "owner",
-            "outputs": [
-                {
-                    "internalType": "address",
-                    "name": "",
-                    "type": "address"
-                }
-            ],
-            "stateMutability": "view",
-            "type": "function"
-        },
-        {
-            "inputs": [],
-            "name": "renounceOwnership",
-            "outputs": [],
-            "stateMutability": "nonpayable",
-            "type": "function"
-        },
-        {
-            "inputs": [
-                {
-                    "internalType": "address",
-                    "name": "newOwner",
-                    "type": "address"
-                }
-            ],
-            "name": "transferOwnership",
-            "outputs": [],
-            "stateMutability": "nonpayable",
-            "type": "function"
-        },
-        {
-            "inputs": [
-                {
-                    "components": [
-                        {
-                            "internalType": "uint256",
-                            "name": "id",
-                            "type": "uint256"
-                        },
-                        {
-                            "internalType": "uint256",
-                            "name": "fingerprint",
-                            "type": "uint256"
-                        }
-                    ],
-                    "internalType": "struct IZKGroups.Group[]",
-                    "name": "_groups",
-                    "type": "tuple[]"
-                }
-            ],
-            "name": "updateGroups",
-            "outputs": [],
-            "stateMutability": "nonpayable",
-            "type": "function"
-        }
-    ],
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-    "linkReferences": {},
-    "deployedLinkReferences": {}
-}
--- a/libs/utils/src/getZKGroupsContract.ts
+++ b/libs/utils/src/getZKGroupsContract.ts
@@ -3,33 +3,33 @@
 import { Signer } from "@ethersproject/abstract-signer"
 import { Contract, ContractReceipt } from "@ethersproject/contracts"
 import getContract from "./getContract"
-import { Network, OnchainZKGroup } from "./types"
+import { Network, OnchainBandadaGroup } from "./types"

-export class ZKGroupsContract {
+export class BandadaContract {
    private contract: Contract

    constructor(contract: Contract) {
        this.contract = contract
    }

-    async updateGroups(groups: OnchainZKGroup[]): Promise<ContractReceipt> {
+    async updateGroups(groups: OnchainBandadaGroup[]): Promise<ContractReceipt> {
        const transaction = await this.contract.updateGroups(groups)

        return transaction.wait(1)
    }
 }

-export default function getZKGroupsContract(
+export default function getBandadaContract(
    network: Network,
    privateKeyOrSigner?: string | Signer,
    apiKey?: string
-): ZKGroupsContract {
+): BandadaContract {
    const contract = getContract(
-        "ZKGroups",
+        "Bandada",
        network,
        privateKeyOrSigner,
        apiKey
    )

-    return new ZKGroupsContract(contract)
+    return new BandadaContract(contract)
 }
--- a/libs/utils/src/getContract.ts
+++ b/libs/utils/src/getContract.ts
@@ -5,7 +5,7 @@ import { Contract } from "@ethersproject/contracts"
 import { Provider } from "@ethersproject/providers"
 import { getContractAddresses } from "./contractAddresses"
 import { abi as SemaphoreABI } from "./contractArtifacts/Semaphore.json"
-import { abi as ZKGroupsABI } from "./contractArtifacts/ZKGroups.json"
+import { abi as BandadaABI } from "./contractArtifacts/Bandada.json"
 import getProvider from "./getProvider"
 import getWallet from "./getWallet"
 import { ContractName, Network } from "./types"
@@ -31,8 +31,8 @@ export default function getContract(
    const contractAddress = getContractAddresses(network)[contractName]

    switch (contractName) {
-        case "ZKGroups":
-            return new Contract(contractAddress, ZKGroupsABI, providerOrWallet)
+        case "Bandada":
+            return new Contract(contractAddress, BandadaABI, providerOrWallet)
        case "Semaphore":
            return new Contract(contractAddress, SemaphoreABI, providerOrWallet)
        default:
--- a/libs/utils/src/index.ts
+++ b/libs/utils/src/index.ts
@@ -1,11 +1,11 @@
 import CONTRACT_ADDRESSES, { getContractAddresses } from "./contractAddresses"
 import { abi as SemaphoreABI } from "./contractArtifacts/Semaphore.json"
-import { abi as ZKGroupsABI } from "./contractArtifacts/ZKGroups.json"
+import { abi as BandadaABI } from "./contractArtifacts/Bandada.json"
 import getContract from "./getContract"
 import getProvider from "./getProvider"
 import getSemaphoreContract, { SemaphoreContract } from "./getSemaphoreContract"
 import getWallet from "./getWallet"
-import getZKGroupsContract, { ZKGroupsContract } from "./getZKGroupsContract"
+import getBandadaContract, { BandadaContract } from "./getBandadaContract"
 import request from "./request"
 import shortenAddress from "./shortenAddress"

@@ -17,11 +17,11 @@ export {
    getContract,
    getSemaphoreContract,
    SemaphoreContract,
-    getZKGroupsContract,
-    ZKGroupsContract,
+    getBandadaContract,
+    BandadaContract,
    getWallet,
    CONTRACT_ADDRESSES,
    getContractAddresses,
    SemaphoreABI,
-    ZKGroupsABI
+    BandadaABI
 }
--- a/libs/utils/src/types/index.ts
+++ b/libs/utils/src/types/index.ts
@@ -11,9 +11,9 @@ export type Network =
 // | "optimism"
 // | "optimism-goerli"

-export type ContractName = "ZKGroups" | "Semaphore" | "ZKGroupsSemaphore"
+export type ContractName = "Bandada" | "Semaphore" | "BandadaSemaphore"

-export type OnchainZKGroup = {
+export type OnchainBandadaGroup = {
    id: BigInt
    fingerprint: BigInt
 }