Confidential Data Exchange 🔒

A decentralized platform for secure AI model and dataset trading with confidential computation capabilities.

Overview

The "Confidential Data Exchange" platform addresses the critical need for privacy-preserving data sharing and computation in the AI/ML ecosystem. Built on Oasis Sapphire's confidential EVM and integrated with Ocean Protocol, this platform enables:

Key Features

• 🔐 Confidential Data Sharing

  • Secure trading of AI models and datasets
  • End-to-end encryption for sensitive data
  • Access control through blockchain-based authentication

• 🎨 NFT-Based Asset Tokenization

  • Tokenize AI models and datasets as NFTs
  • Transparent ownership verification
  • Maintain confidentiality of underlying assets

• ⚡ Compute-to-Data

  • Perform computations on encrypted data
  • Ocean Protocol integration for secure data access
  • ROFL-powered off-chain computation

Technology Stack

• Blockchain

  • Oasis Sapphire (Confidential EVM)
  • Ocean Protocol
  • ROFL Framework

• Frontend

  • Next.js
  • TypeScript
  • TailwindCSS
  • shadcn/ui

• Smart Contracts

  • Solidity
  • Hardhat
  • OpenZeppelin

Getting Started

Prerequisites

# Required
Node.js >= 18
npm >= 9

Installation

1. Clone the repository

git clone https://github.com/arhansuba/confidential-data-exchange.git
cd confidential-data-exchange

2. Install dependencies

# Install root dependencies
npm install

# Install frontend dependencies
cd frontend
npm install

3. Set up environment variables

# Root directory
cp .env.example .env

# Frontend directory
cd frontend
cp .env.example .env.local

Development

1. Compile contracts

npx hardhat compile

2. Run tests

npx hardhat test

3. Start frontend development server

cd frontend
npm run dev

Deployment

1. Deploy contracts

# Deploy to Sapphire testnet
npx hardhat run scripts/deploy.ts --network sapphire_testnet

# Verify contracts
npx hardhat verify --network sapphire_testnet <CONTRACT_ADDRESS>

2. Deploy frontend

cd frontend
npm run build
npm run start

Architecture

Smart Contracts

• ConfidentialAIModel.sol: Manages AI model listings and access control
• NFTMarketplace.sol: Handles NFT tokenization and trading
• ROFLIntegration.sol: Off-chain computation coordination
• OceanProtocol.sol: Ocean Protocol integration for compute-to-data

Frontend Components

• Marketplace.tsx: Main trading interface
• ModelCard.tsx: AI model display component
• ComputeJob.tsx: Computation management
• DatasetPublisher.tsx: Dataset publishing interface

Security

• End-to-end encryption for all sensitive data
• TEE verification for compute jobs
• Access control through smart contracts
• Regular security audits

Contributing

1. Fork the repository
2. Create your feature branch (git checkout -b feature/AmazingFeature)
3. Commit your changes (git commit -m 'Add some AmazingFeature')
4. Push to the branch (git push origin feature/AmazingFeature)
5. Open a Pull Request

License

This project is licensed under the MIT License - see the LICENSE file for details.

Acknowledgments

• Oasis Network
• Ocean Protocol
• shadcn/ui