You are connected that a message may have been increased and retransmitted, thus compromising the security of the communication. You attach a code to the electronically transmitted message that uniquely identifies the sender. This code is known as a (n):
A.
diffie-Helman verification
B.
digital signature
C.
private key
D.
AES flag
Did the person who uploaded these question really know their Check Point stuff? How can it be Diffie-Helman (diffie helman is a key exchange process)?
The real answer is B: digital signature.
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I have the same idea.
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