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The HMAC algorithm using the hash function, HASH (e.g., HASHcould be SHA-1). See FIPS 198-1 for the specification of the HMAC algorithm using one of the approved hash functions.
NIST SP 800-135 Rev. 1 under HMAC-HASH
Keyed-hash Message Authentication Code (as specified in [FIPS 198]) with an approved hash function hash.
NIST SP 800-56A Rev. 2 [Superseded]
NIST SP 800-56B Rev. 1 [Superseded]