Using public-key cryptography, suppose Bob wants to send a message to Alice, and Alice wants to be sure that the message was indeed sent by Bob. Then Bob should

Question

Accepted Answer

encrypt the message with his private key and send the encrypted message to Alice.

Answer

encrypt the message with Alice's private key and send the encrypted message to Alice.

Answer

encrypt the message with Alice's public key and send Alice the message.

Answer

encrypt the message with his public key and send Alice the message.

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Using public-key cryptography, suppose Bob wants to send a message to Alice, and...

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