Keyed-Hash Message Authentication Code

{
  "id": "MLC-T-CYB-002388",
  "term": "Keyed-Hash Message Authentication Code",
  "field": "Cybersecurity",
  "definition": "1. A message authentication code that uses a cryptographic key in conjunction with a hash function.\n\n2. Keyed-hash Message Authentication Code (as specified in FIPS 198-1).\n\n3. Keyed-hash Message Authentication Code (as specified in [FIPS 198]) with an approved hash function hash.\n\n4. Keyed-Hash Message Authentication Code specified in [FIPS198].",
  "abbreviation": "HMAC-hash",
  "synonyms": [
    "HMAC"
  ],
  "references": [
    "CNSSI 4009-2015 from FIPS 198-1",
    "NIST SP 800-108 [Superseded]; NIST SP 800-56C [Superseded]",
    "NIST SP 800-56A Rev. 2 [Superseded]; NIST SP 800-56B Rev. 1 [Superseded]",
    "NIST SP 800-57 Part 1 Rev. 4 [Superseded]",
    "NIST CSRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/cybersecurity/keyed-hash-message-authentication-code/"
}