Library Feature Matrix

This document describes the features provided by various Noise implementations.

Cryptographic Primitives

Library	25519	448	ChaChaPoly	AESGCM	SHA256	SHA512	BLAKE2s	BLAKE2b
cacophony	✓	✓	✓	✓	✓	✓	✓	✓
Noise-C	✓	✓	✓	✓	✓	✓	✓	✓

Pre-shared keys

Library	PSKs
cacophony	✓
Noise-C	✓

One-way Patterns

Library	N	K	X
cacophony	✓	✓	✓
Noise-C	✓	✓	✓

Fundamental Patterns

Library	NN	KN	NK	KK	NX	KX	XN	IN	XK	IK	XX	IX
cacophony	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Noise-C	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓

Deferred Patterns

Library	NK1	NX1	X1N	X1K	XK1	X1K1	X1X	XX1	X1X1	K1N	K1K	KK1	K1K1	K1X	KX1	K1X1	I1N	I1K	IK1	I1K1	I1X	IX1	I1X1
cacophony	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓

Advanced Uses

Library	Channel binding	Noise Pipes
cacophony	✓	fallback pattern only
Noise-C	✓	✓