What is the term for when a device cannot refute the validity of a message that it has received?
- brute-force
- cryptanalysis
- nonrepudiation
- substitution
- transposition
- Vigenère
Explanation: Nonrepudiation means that a device cannot refute the validity of a message sent.
Exam with this question: Network Security 1.0 - 15.4.4 Check Your Understanding: Cryptology Terminology
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