Which of the following is the MOST likely cause of users being unable to verify a single user’s
email signature and that user being unable to decrypt sent messages?
A.
Unmatched key pairs
B.
Corrupt key escrow
C.
Weak public key
D.
Weak private key
Explanation:
In a PKI the sender encrypts the data using the receiver’s public key. The receiver decrypts the
data using his own private key. The sender and receiver must have a matching key in order for the
receiver to decrypt the data.