hpke.py

This is an implementation of RFC9180 in python3, using cryptography.io for the underlying cryptography.

Features

• Modes
  • mode_base
  • mode_psk
  • mode_auth
  • mode_auth_psk
• AEADs
  • AES-128-GCM
  • AES-256-GCM
  • ChaCha20Poly1305
  • Export only
• KEMs
  • DHKEM(P-256, HKDF-SHA256)
  • DHKEM(P-384, HKDF-SHA384)
  • DHKEM(P-521, HKDF-SHA512)
  • DHKEM(X25519, HKDF-SHA256)
  • DHKEM(X448, HKDF-SHA512)
• KDFs
  • HKDF-SHA256
  • HKDF-SHA384
  • HKDF-SHA512

Author

Joseph Birr-Pixton jpixton@gmail.com

License

hpke.py is licensed under the Apache License, Version 2.0. See LICENSE for the full license text.