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Path Synopsis
acme Package acme provides an implementation of the Automatic Certificate Management Environment (ACME) spec.
argon2 Package argon2 implements the key derivation function Argon2.
bcrypt Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing algorithm.
blake2b Package blake2b implements the BLAKE2b hash algorithm defined by RFC 7693 and the extendable output function (XOF) BLAKE2Xb.
blake2s Package blake2s implements the BLAKE2s hash algorithm defined by RFC 7693 and the extendable output function (XOF) BLAKE2Xs.
blowfish Package blowfish implements Bruce Schneier's Blowfish encryption algorithm.
bn256 Package bn256 implements a particular bilinear group.
cast5 Package cast5 implements CAST5, as defined in RFC 2144.
chacha20 Package chacha20 implements the ChaCha20 and XChaCha20 encryption algorithms as specified in RFC 8439 and draft-irtf-cfrg-xchacha-01.
chacha20poly1305 Package chacha20poly1305 implements the ChaCha20-Poly1305 AEAD and its extended nonce variant XChaCha20-Poly1305, as specified in RFC 8439 and draft-irtf-cfrg-xchacha-01.
cryptobyte Package cryptobyte contains types that help with parsing and constructing length-prefixed, binary messages, including ASN.1 DER.
curve25519 Package curve25519 provides an implementation of the X25519 function, which performs scalar multiplication on the elliptic curve known as Curve25519.
ed25519 Package ed25519 implements the Ed25519 signature algorithm.
hkdf Package hkdf implements the HMAC-based Extract-and-Expand Key Derivation Function (HKDF) as defined in RFC 5869.
md4 Package md4 implements the MD4 hash algorithm as defined in RFC 1320.
ocsp Package ocsp parses OCSP responses as specified in RFC 2560.
openpgp Package openpgp implements high level operations on OpenPGP messages.
otr Package otr implements the Off The Record protocol as specified in http://www.cypherpunks.ca/otr/Protocol-v2-3.1.0.html The version of OTR implemented by this package has been deprecated (https://bugs.otr.im/lib/libotr/issues/140).
pbkdf2 Package pbkdf2 implements the key derivation function PBKDF2 as defined in RFC 2898 / PKCS #5 v2.0.
pkcs12 Package pkcs12 implements some of PKCS#12.
poly1305 Package poly1305 implements Poly1305 one-time message authentication code as specified in https://cr.yp.to/mac/poly1305-20050329.pdf.
ripemd160 Package ripemd160 implements the RIPEMD-160 hash algorithm.
salsa20 Package salsa20 implements the Salsa20 stream cipher as specified in https://cr.yp.to/snuffle/spec.pdf.
scrypt Package scrypt implements the scrypt key derivation function as defined in Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf).
sha3 Package sha3 implements the SHA-3 fixed-output-length hash functions and the SHAKE variable-output-length hash functions defined by FIPS-202.
ssh Package ssh implements an SSH client and server.
tea Package tea implements the TEA algorithm, as defined in Needham and Wheeler's 1994 technical report, “TEA, a Tiny Encryption Algorithm”.
twofish Package twofish implements Bruce Schneier's Twofish encryption algorithm.
xtea Package xtea implements XTEA encryption, as defined in Needham and Wheeler's 1997 technical report, "Tea extensions." XTEA is a legacy cipher and its short block size makes it vulnerable to birthday bound attacks (see https://sweet32.info).
xts Package xts implements the XTS cipher mode as specified in IEEE P1619/D16.

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