Multiple choice

Which of the following is called non-repudiation as security requirements in application-to-application communication?

  1. To ensure that no one can read the message except the intended receiver

  2. To assure the receiver that the received message has not been altered in any way from the original

  3. A mechanism to prove that the sender really sent this message

  4. The process of proving one's identity

  5. Both (2) and (4)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is correct about non-repudiation and it is used to check the status of the message, sent by the sender.

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