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Computers and Technology, 09.10.2019 21:00 poohnia

The diffie-hellman (dh) key agreement protocol is vulnerable to a man- in-the-middle attack. is it possible to secure the key agreement protocol against this attack by using each of the following primitives? if yes, sketch the method. if no, give reasons.

(a) public key digital signatures

b) hash functions

(c) message authentication codes (with a prior agreed key)

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