Message Authentication Codemac Algorithm (MAC algorithm) definition in Computer Security terms:
Acronym(s): MAC algorithm
Definition(s): A family of one-way cryptographic functions that is parameterized by a symmetric key and produces a MAC on arbitrary data. A MAC algorithm can be used to provide data origin authentication, as well as data integrity.
Source(s): NIST SP 800-120
A MAC algorithm is a family of cryptographic functions