Cryptographic Hash Functions and Applications(HMAC)
- Wikipedia - HMAC (Hash-based Message Authentication Code)
- Wikipedia - Cryptographic Hash Functions
- RFC 2104 - HMAC: Keyed-Hashing for Message Authentication
- NIST FIPS 180-4 - Secure Hash Standard (SHS)
- NIST FIPS 198-1 - The Keyed-Hash Message Authentication Code (HMAC)
- IETF RFC 6234 - US Secure Hash Algorithms