SSCP: Systems Security Certified Practitioner

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QuestionQ171

VerifiedCryptography

Which of the following was developed to protect against fraud in electronic fund transfers (EFT) by ensuring that a message originates from its claimed sender and has not been modified during transmission?

Explanation

A Message Authentication Code (MAC) is a keyed cryptographic value that provides data-origin authentication and message-integrity protection, allowing the recipient to detect unauthorized alteration and verify that the message was generated by a party possessing the shared secret key.

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