Question: Information Security Question This question is about non-repudiation. Assume none of the keys are compromised. a. What is non-repudiation? b. Can MAC (message authentication code)

Information Security Question

This question is about non-repudiation. Assume none of the keys are compromised.

a. What is non-repudiation?

b. Can MAC (message authentication code) provide non-repudiation? Why or why not?

c. Can a digital signature that uses public key crypto provide non-repudiation? Why or why not?

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