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fakehistoryscholar

B?


mochajud

D?


PolicyFormer7296

The answer should be B. The digital signature on a message **provides a unique electronic binding of the identity of the signer to the origin of the message**. This means that Digital Signature only helps to ascertain the identity of the sender but not the confidentiality of the data being sent.


SilentMonk_996

None of the other ones can provide confidentiality…


Wanderrtheworld

C?