CISSP-ISSAP: Information Systems Security Architecture Professional

By ISC · Question Mode

QuestionQ4

VerifiedInfrastructure and System Security

Which of the following serve as countermeasures against a man-in-the-middle attack? Each correct answer is a complete solution. Choose all that apply.

Choose three
Explanation

Public-key infrastructure authentication binds identities to verified public keys, secret-key authentication can authenticate parties that share a protected key, and off-channel verification independently confirms identity or transaction details. Basic authentication by itself does not prevent a man in the middle from intercepting or relaying credentials.

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