Using a combination of symmetric and asymmetric key encryption,Sofia Chiamaka sent a report to her home office in Bangalore,India.She received an e-mail acknowledgement that her report had been received,but a few minutes later she received a second e-mail that contained a different hash total than the one associated with her report.This most likely explanation for this result is that
A) the public key had been compromised.
B) the private key had been compromised.
C) the symmetric encryption key had been compromised.
D) the asymmetric encryption key had been compromised.

Question

Quizplus · Accepted Answer

The symmetric encryption key had been compromised. This is because the hash total is used to verify the integrity of the message, and if the symmetric encryption key is compromised, then the attacker can modify the message and generate a new hash total that will match the modified message.

Using a Combination of Symmetric and Asymmetric Key Encryption,Sofia Chiamaka