The immutable nature of blockchain deployment makes smart contract auditing non-negotiable. At DASTUTE TECHNOLOGIES LIMITED, our CREST-aligned blockchain security division has identified that 73% of smart contracts deployed in 2025 contained critical vulnerabilities.
Phase 1: Automated Static Analysis
Slither vs MythX: Choosing Your Analysis Tool
- **Slither**: Free, Hardhat-integrated, analyzes 50+ vulnerability patterns in <3 seconds
- **MythX**: Premium tool, supports bytecode analysis, integrates with CI/CD pipelines
Phase 2: Manual Code Review Checklist
Access Control Verification
- [ ] All admin functions protected with onlyOwner or specific role checks
- [ ] No hardcoded addresses; use parametrized deployment
- [ ] Renounce ownership or use multi-sig for production contracts
State Management
- [ ] No direct storage access bypasses (no memory corruption)
- [ ] All state variables properly initialized
- [ ] Gas optimization: pack structs efficiently