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Cryptographic Security Enhancements

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Table of Contents

1. WASM Plugin Security
2. Password Security
3. ECDSA Signature Security
4. Key Derivation
5. Security Testing
6. Migration Guide

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WASM Plugin Security

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SHA256 Hash Verification

• Automatic hash computation on plugin load
• Hash chain verification for secure updates
• Trusted hash whitelist management
• Maximum size enforcement (10MB default)

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Ed25519 Code Signing

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Remaining sections follow the same pattern, using MDX components to enhance readability

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Security Considerations

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Support

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Changelog

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Version 0.10.34

• Added WASM hash verification (crypto/wasm/verifier.go)
• Added Ed25519 code signing (crypto/wasm/signer.go)
• Replaced hardcoded passwords with secure validation (crypto/password/validator.go)
• Implemented Argon2id key derivation (crypto/argon2/kdf.go)
• Added RFC 6979 deterministic ECDSA (crypto/ecdsa/deterministic.go)
• Implemented signature canonicalization (crypto/ecdsa/canonical.go)
• Added comprehensive security test suite (crypto/security_test.go)