src/

Package pbkdf2 implements the key derivation function PBKDF2 as defined in RFC 2898 / PKCS #5 v2.0.

Package prompt implements a cross platform line-editing prompt.

Package ed25519 implements the Ed25519 signature algorithm.

Package edwards25519 implements operations in GF(2**255-19) and on an Edwards curve that is isomorphic to curve25519.

Package chacha20 provides a pure Go implementation of ChaCha20, a fast, secure stream cipher.

Package chacha20poly1305 implements the AEAD_CHACHA20_POLY1305 algorithm, which combines ChaCha20, a secure stream cipher, with Poly1305, a secure MAC function.

Package docopt parses command-line arguments based on a help message.

Package proto converts data structures to and from the wire format of protocol buffers.

Package curve25519 provides an implementation of scalar multiplication on the elliptic curve known as curve25519.

Package hkdf implements the HMAC-based Extract-and-Expand Key Derivation Function (HKDF) as defined in RFC 5869.

Package poly1305 implements Poly1305 one-time message authentication code as specified in http://cr.yp.to/mac/poly1305-20050329.pdf.

Package scrypt implements the scrypt key derivation function as defined in Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard Functions" (http://www.tarsnap.com/scrypt/scrypt.pdf).