A
Authentication
Definition
(Context: Information Systems Security)
The process of verifying an identity of a user to determine the right to access specific types of data or IT systems.
A security measure designed to protect a communications system against acceptance of fraudulent transmission or simulation by establishing the validity of a transmission, message, originator, or a means of verifying an individual's eligibility to receive specific categories of information.
Reference:
Sources:
CNSSI 4009-2015 from CNSSI 4005, NSA/CSS Manual Number 3-16 (COMSEC)
See Also: