HMAC

{
  "id": "MLC-T-CYB-001947",
  "term": "HMAC",
  "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 specified in [FIPS198].",
  "expansions": [
    "Hash- Based Message Authentication Code",
    "Hash Message Authentication Code",
    "hash-based message authentication code",
    "keyed hash-based message authentication code",
    "Keyed-Hash Message Authentication Code"
  ],
  "references": [
    "CNSSI 4009-2015 from FIPS 198-1; NISTIR 7711",
    "NIST SP 800-108 [Superseded]; NIST SP 800-56C [Superseded]",
    "NIST SP 800-57 Part 1 Rev. 4 [Superseded]",
    "NIST CSRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/cybersecurity/hmac/"
}