Hash-Based Message Authentication Code (HMAC)

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Abbreviation(s) and Synonym(s):

HMAC

NIST SP 800-203, NIST SP 800-81-2, NIST SP 800-90B

Definition(s):

  Keyed-hash Message Authentication Code (as specified in FIPS 198-1).
Source(s):
NIST SP 800-108 under HMAC
NIST SP 800-56C [Superseded] under HMAC

  Keyed-Hash Message Authentication Code.
Source(s):
NIST SP 800-185 under HMAC

  A message authentication code that uses an approved keyed-hash function (i.e., see FIPS 19812).
Source(s):
NIST SP 800-57 Part 1 Rev. 5 under Hash-based message authentication code (HMAC)

  A message authentication code that uses a cryptographic key in conjunction with a hash function.
Source(s):
NISTIR 7711 under Hash-based Message Authentication Code
CNSSI 4009-2015 [Superseded] under hash-based message authentication code (HMAC) from FIPS 201-1
FIPS 201 [version unknown]

  A message authentication code that uses an approved keyed-hash function (i.e., FIPS 198).
Source(s):
NIST SP 800-57 Part 1 Rev. 3 [Superseded] under Hash-based message authentication code (HMAC)

  A message authentication code that uses an approved keyed-hash function (i.e., [FIPS 198]).
Source(s):
NIST SP 800-57 Part 1 Rev. 4 [Superseded] under Hash-based message authentication code (HMAC)

  Keyed-Hash Message Authentication Code specified in [FIPS198].
Source(s):
NIST SP 800-57 Part 1 Rev. 4 [Superseded] under HMAC

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.

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Hash-Based Message Authentication Code (HMAC)

Glossary Comments