a high-level async cryptographic anonymity library to scale, simplify, & automate privacy best practices for secure data & identity processing, communication, & storage.

cryptography online aead asynchronous databases developer-tools ed25519 x25519 keccak cryptography-library sha3 canonicalization tweakable key-derivation nonce-reuse-misuse-resistant mnemonic-generator key-committing context-committing aead-commitment domain-separation

• Updated Jul 8, 2026
• Python

A .NET implementation of the KIVR transform for AEAD context commitment.

aead chacha20-poly1305 kivr context-commitment aead-commitment

• Updated Nov 12, 2023
• C#

Generic transforms with hash functions for committing AEAD.

aead chacha20-poly1305 blake2b blake2 eth chacha20 authenticated-encryption caead committing-aead aead-commitment htae aeah aeth chasiv

• Updated Jul 4, 2025
• C#

A .NET implementation of the Shorten Ciphertext (SC) transform for AEAD commitment.

aes aead aes-256 htm sc cty key-committing context-committing fully-committing context-commitment aead-commitment key-commitment shorten-ciphertext sc-transform hash-then-mask

• Updated Nov 2, 2024
• C#

A Go implementation of PACT and comPACT for AEAD commitment.

aes aes-256 aes-gcm pact compact aes-256-gcm key-committing context-committing context-commitment aead-commitment key-commitment

• Updated Sep 14, 2024
• Go

A misuse-resistant, key-committing AEAD scheme based on ChaCha20 and Poly1305.

aead siv poly1305 chacha20 aead-commitment chacha20-ietf ccp-siv chacha20-poly1305-siv

• Updated Sep 7, 2025
• C#