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Authentication Code

nouncandidate·updated May 12, 2026

A cryptographic checksum based on an Approved security function (also known as a Message Authentication Code [MAC]).

Framework senses

NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →
§1
A cryptographic checksum based on an Approved security function (also known as a Message Authentication Code [MAC]).
FIPS PUB 140-21 senseview framework →
§1
A cryptographic checksum based on an Approved security function (also known as a Message Authentication Code [MAC]).