ChaCha20-Poly1305

ChaCha20-Poly1305 is an authenticated encryption with associated data (AEAD) algorithm, that combines the ChaCha20 stream cipher with the Poly1305 message authentication code.

Attacks

Nonce reuse

• ChaCha20-Poly1305 and Nonce reuse attack

Resources

• Pure python ChaCha20Poly1305 implementation