Security Policy Supported Versions Version Supported 5.2.x ✅ 5.1.x ✅ 5.0.x ❌ 4.0.x ❌ 3.1.x ❌ 3.0.x ❌ 2.3.x ❌ 2.2.x ❌ 2.1.x ❌ 2.0.x ❌ < 2.0 ❌ Future Security Recommendations Migrate from pickle to a safer serialization format like JSON or MessagePack. Upgrade the hashing algorithm for integrity verification from MD5 to SHA-256 or SHA-3. Implement digital signatures for corpus files to ensure authenticity. Add version tracking to the corpus to prevent rollback attacks.