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Which statement is true regarding digital signatures?

Which statement is true regarding digital signatures?

PrepAway - Latest Free Exam Questions & Answers

A.
Confidentiality is assured due to the use of the sender�s private key for encryption.

B.
Confidentiality is assured due to the use of the receiver�s private key for encryption

C.
Authentication is assured due to the use of the sender�s private key.

D.
Authentication is assured due to the use of the receiver�s public key.

Explanation:
Digital signatures through the use of public key encryption schemes
use the private key to encrypt a hash of the message and append that hash to the
message. The user’s own public key can decrypt the cipher text back into the
original hash sent with the message. This helps to prove the integrity of the
message and who sent it.


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