What is a message authentication code

Assignment Help Basic Computer Science

Reference no: EM132897512

Question 1: List three approaches to message authentication.

Question 2: What is a message authentication code?

Question 3: What properties must a hash function have to be useful for message authentication?

Question 4: In the context of a hash function, what is a compression function?

Question 5: What are the principal ingredients of a public-key cryptosystem?

Question 6: List and briefly define three uses of a public-key cryptosystem.

Question 7: What is the difference between a private key and a secret key?

Question 8: What is a digital signature?

Reference no: EM132897512

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