salvacybersec/keyhunter
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Author SHA1 Message Date
salvacybersec
239e2c214c feat(01-foundation-03): implement AES-256-GCM encryption and Argon2id key derivation 
- Encrypt/Decrypt using AES-256-GCM with random nonce prepended to ciphertext
- ErrCiphertextTooShort sentinel error for malformed ciphertext
- DeriveKey using Argon2id RFC 9106 params (time=1, mem=64MB, threads=4, keyLen=32)
- NewSalt generates cryptographically random 16-byte salt
 2026-04-05 00:04:33 +03:00