Smart Contract Examples
QuantumPrivate provides a comprehensive collection of example smart contracts that demonstrate the platform's quantum-resistant capabilities and privacy features. These examples serve as both learning tools and production-ready templates.
Featured Example Contracts
1. SimpleStorage
BeginnerBasic quantum-resistant data storage contract demonstrating core functionality with post-quantum security.
Key Features:
- ✅ Quantum-resistant storage
- ✅ Event emission
- ✅ Access control
- ✅ Owner management
Use Cases:
- • Learning smart contract development
- • Basic data persistence
- • Configuration management
- • Simple state tracking
2. QuantumToken
IntermediatePrivacy-enhanced ERC20 token with quantum resistance and post-quantum cryptographic security.
Key Features:
- ✅ ERC20 compatibility
- ✅ Privacy mode toggle
- ✅ Quantum-resistant transfers
- ✅ Minting and burning
- ✅ Allowance management
Use Cases:
- • Cryptocurrency tokens
- • Loyalty points
- • Private asset transfers
- • DeFi protocols
3. PrivateVoting
AdvancedAnonymous governance contract with zk-STARK proofs enabling completely private governance.
Key Features:
- ✅ Zero-knowledge proofs
- ✅ Anonymous voting
- ✅ Weighted voting power
- ✅ Time-bound proposals
- ✅ Automatic execution
Use Cases:
- • DAO governance
- • Corporate voting
- • Community decisions
- • Private elections
4. SecureMultiSig
AdvancedPost-quantum multi-signature wallet with Dilithium post-quantum signatures for enterprise-grade security.
Key Features:
- ✅ Dilithium signatures
- ✅ Multi-owner approval
- ✅ Configurable thresholds
- ✅ Transaction batching
- ✅ Owner management
Use Cases:
- • Corporate treasuries
- • Shared wallets
- • High-security transactions
- • Multi-party agreements
Quantum-Resistant Features
Post-Quantum Cryptography
Dilithium Digital Signatures
Post-quantum signature verification resistant to quantum computer attacks
Lattice-Based Encryption
Quantum-safe data encryption protecting sensitive information
Quantum-Safe Key Exchange
Secure interaction protocols between contracts and users
Privacy Enhancements
zk-STARK Integration
Zero-knowledge proof verification for private operations
Shielded Transactions
Private transfer capabilities using privacy pools
Confidential Smart Contracts
Keep contract state and execution completely private
Development Workflow
Setup Environment
npm install -g @quantumprivate/cli
qp-cli init my-dapp
cd my-dapp && npm installInstall QuantumPrivate CLI and initialize your development environment
Contract Development
qp-cli generate contract MyContract
qp-cli compile
qp-cli testCreate, compile, and test your quantum-resistant smart contracts
Deploy & Monitor
qp-cli deploy --network testnet
qp-cli configure-privacy
qp-cli monitor --alertsDeploy to testnet, configure privacy settings, and monitor quantum events
Ready to Start Building?
Deploy your first quantum-resistant smart contract and experience the future of blockchain security