Data appended to, or a cryptographic transformation of, a data unit that allows a recipient of the data unit to prove the source and integrity of the data unit and protect against forgery is a(n) ___________ .
A) security audit trail
B) digital signature
C) encipherment
D) authentication exchange

Question

Quizplus · Accepted Answer

A digital signature is a cryptographic technique that verifies the origin and integrity of digital data, ensuring that the data has not been altered and confirming the identity of the sender.

Data Appended To, or a Cryptographic Transformation Of, a Data