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Which security service is served by the process of encryption plaintext with the sender-s private key and decr

Which security service is served by the process of encryption plaintext with the sender-s private key and decrypting cipher text with the sender-s public key?

A. Confidentiality

B. Integrity

C. Identification

D. Availability

One Comment on “Which security service is served by the process of encryption plaintext with the sender-s private key and decr

  1. carlton says:

    Authenticity and non-repudiation is BEST answer (Answer “C”)

    Anyone can decrypt the sender’s cipher-text with sender’s public key, so this services is not to provide confidentiality.

    Reference: CISSP All-in-One Exam Guide, Eighth Edition, 8th Edition page 371




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