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Computer Security Resource Center

Computer Security Resource Center

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    Glossary
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HMAC

Abbreviation(s) and Synonym(s):

Hash- Based Message Authentication Code
Hash Message Authentication Code
Hash-based Message Authentication Code
Hash-Based Message Authentication Code
Keyed-hash Message Authentication Code
Keyed-hash Message Authentication Code
Keyed-hash Message Authentication Code
Keyed-Hash Message Authentication Code
Keyed-Hash Message Authentication Code
Keyed-Hash Message Authentication Code
Keyed-Hash Message Authentication Code specified in [FIPS198]
Keyed-Hash Message Authentication Code specified in FIPS 198

Definition(s):

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NIST SP 800-56C [Superseded]

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

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NIST SP 800-57 Part 1 Rev. 4 [Superseded]

  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