HKDF-SHA256

HKDF algorithm based on HMAC-SHA256. More...

Files
file	ocrypto_hkdf_sha256.h
	Key derivation functions.

Functions
void	ocrypto_hkdf_sha256 (uint8_t *r, size_t r_len, const uint8_t *key, size_t key_len, const uint8_t *salt, size_t salt_len, const uint8_t *info, size_t info_len)

Detailed Description

HKDF algorithm based on HMAC-SHA256.

HKDFs are key derivation functions based on HMAC Extract-and-Expand. HKDF-SHA256 is a HKDF based on HMAC-SHA256.

See also

RFC - HMAC-based Extract-and-Expand Key Derivation Function (HKDF)