SSCP: Systems Security Certified Practitioner

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QuestionQ112

VerifiedCryptography

Which option BEST characterizes a function that relies on a shared secret key together with a hashing algorithm to verify the integrity of communication content and its sender?

Explanation

A Message Authentication Code (MAC), including an HMAC, combines a shared secret key with a hash function to provide message integrity and authenticate a sender that possesses the shared key.

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