Joe received a digitally signed message from Grace What cryptographic key should he use to verify that digital signature?
a. Grace's public key
b. Grace's private key
c. Joe's public key
d. Joe's private key
Answer: a. Grace's public key
Joe received a digitally signed message from Grace What cryptographic key should he use to verify that digital signature?
a. Grace's public key
b. Grace's private key
c. Joe's public key
d. Joe's private key
Answer: a. Grace's public key