If company A used company B's public key to encrypt the file, w hich of the following should be used to decrypt data at company B?
A. Registration
B. Private key
C. Public key
D. CRLs
Answer:B
If company A used company B's public key to encrypt the file, w hich of the following should be used to decrypt data at company B?
A. Registration B. Private key C. Public key D. CRLs
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.