pub fn pq_handshake_responder(
ek: &[u8],
msg: &[u8; 32],
) -> Result<(Vec<u8>, PqSuite, PqSuite), KemError>Expand description
Responder: encapsulate to the initiator’s ek, returning the ciphertext to send back and the
two directional suites (initiator→responder, responder→initiator). An ek that fails the
FIPS 203 encapsulation-key checks is refused, never encapsulated to.