Struct Blake3Keyed 

pub struct Blake3Keyed { /* private fields */ }

BLAKE3 keyed-hash (MAC-like): deterministic 32-byte output under a 32-byte key.

Produces a unique output for each (key, message) pair. Keys are 32 bytes and must be kept secret for MAC use cases.

Implementations

impl Blake3Keyed

pub fn new(key: [u8; 32]) -> Self

Create a keyed hasher with the given 32-byte key.

pub fn hash(&self, msg: &[u8]) -> [u8; 32]

Hash msg under this key; returns 32 bytes.