chacha20poly1305

Documentation

Overview

Package chacha20poly1305 implements content encryption algorithm ChaCha20/Poly1305 for COSE as defined in RFC9053. https://datatracker.ietf.org/doc/html/rfc9053#name-chacha20-and-poly1305.

Index

• func CheckKey(k key.Key) error
• func GenerateKey() (key.Key, error)
• func KeyFrom(k []byte) (key.Key, error)
• func New(k key.Key) (key.Encryptor, error)

Functions

func CheckKey

func CheckKey(k key.Key) error

CheckKey checks whether the given key is a valid ChaCha20/Poly1305 key.

func GenerateKey

func GenerateKey() (key.Key, error)

GenerateKey generates a new Key with given algorithm for ChaCha20/Poly1305.

func KeyFrom

func KeyFrom(k []byte) (key.Key, error)

KeyFrom returns a Key with given algorithm and bytes for ChaCha20/Poly1305.

func New

func New(k key.Key) (key.Encryptor, error)

New creates a key.Encryptor for the given ChaCha20/Poly1305 key.