In public-key cryptography, which key is used to create a digital signature, and which key is used to verify it?
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A
The sender's public key creates the signature, and the sender's private key verifies it.
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B
The receiver's private key creates the signature, and the receiver's public key verifies it.
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C
The sender's private key creates the signature, and the sender's public key verifies it.
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D
A shared secret key is used for both creation and verification.