A __________ is a key-dependent, one-way hash function that allows only specific recipients (symmetric key holders) to access the message digest.
A) signature
B) MAC
C) fingerprint
D) digest

Question

A __________ is a key-dependent, one-way hash function that allows only specific recipients (symmetric key holders) to access the message digest.
A) signature
B) MAC 
C) fingerprint
D) digest

Quizplus · Accepted Answer

The given description is of a MAC (Message Authentication Code), which uses a symmetric key to generate a unique message digest that only specific recipients with the same key can access. Signatures are used for authentication using public-key cryptography, fingerprints are a specific type of hash function used for biometric identification, and digest is a general term for a hash function output.

A __________ Is a Key-Dependent, One-Way Hash Function That Allows