PCA
binary encryption archiver
Petoron Crypto Archiver (PCA)
Key features:
AES-256-CFB encryption with unique IV per archive
Argon2id key derivation (256MB RAM / time_cost=3 / parallelism=4)
HMAC-SHA512 integrity and anti-tampering check
No compression, no fingerprinting, no trace of original data
Works with both single files and entire directories
Fully CLI-based, portable, and open format (.pca)
https://github.com/01alekseev/PCA