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chacha20poly1305

Pure Rust implementation of the ChaCha20Poly1305 Authenticated Encryption with Additional Data Cipher (RFC 8439) with optional architecture-specific hardware acceleration. Also contains implementations of the XChaCha20Poly1305 extended nonce variant of ChaCha20Poly1305, and the reduced-round ChaCha8Poly1305 and ChaCha12Poly1305 lightweight variants.

Current version0.11.0
LicenseApache-2.0 OR MIT
Total downloads68,145,201
Last updated2026-06-28
Homepagehttps://github.com/RustCrypto/AEADs/tree/master/chacha20poly1305
Repositoryhttps://github.com/RustCrypto/AEADs
Documentationhttps://docs.rs/chacha20poly1305

Categories

CryptographyNo standard library

Keywords

aeadchacha20poly1305xchacha20xchacha20poly1305

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Data as of 2026-07-25 (crates.io database dump, timestamp 2026-07-25T02:00:36Z). Source: crates.io · db-dump.tar.gz · methodology & corrections.