Defined term
Keyed Hash-based Message Authentication Code (hmac)
Keyed Hash-based Message Authentication Code (hmac): A message authentication code that uses a cryptographic key in conjunction with a hash function.
Verified
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Cybersecurity
Definition
A message authentication code that uses a cryptographic key in conjunction with a hash function.
Alternative Definitions
- Definition 2
A message authentication code that uses a cryptographic key in conjunction with a hash function. (FIPS 198; CNSSI-4009) (NISTIR)
Sources
1
Committee on National Security Systems Glossary CNSSI 4009-2015
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The Cyber Glossary
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