Which key is used to decrypt a message encrypted with the receiver's public key?

Options

  • A. Sender's public key
  • B. Receiver's public key
  • C. Receiver's private key
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

C. Receiver's private key

Detailed Explanation

Correct Answer: Receiver's private key

  • A message encrypted using the receiver's public key is decrypted using the corresponding receiver's private key.
  • This provides confidentiality.
  • The private key must be protected from unauthorized access.