nerdexam
GAQM

CPEH-001 · Question #997

Bob wants to ensure that Alice can check whether his message has been tampered with. He creates a checksum of the message and encrypts it using asymmetric cryptography. What key does Bob use to…

The correct answer is C. His own private key. See the full explanation below for the reasoning.

Question

Bob wants to ensure that Alice can check whether his message has been tampered with. He creates a checksum of the message and encrypts it using asymmetric cryptography. What key does Bob use to encrypt the checksum for accomplishing this goal?

Options

  • AAlice's private key
  • BAlice's public key
  • CHis own private key
  • DHis own public key

How the community answered

(28 responses)
  • A
    4% (1)
  • B
    7% (2)
  • C
    75% (21)
  • D
    14% (4)

Community Discussion

No community discussion yet for this question.

Full CPEH-001 Practice