Pick all the correct statements about a digital signature scheme. (Marks may be deducted for incorrect choices.)

Question

Answer

The signing key must be available to everyone who wants to sign a message.

Answer

Only the signer with the signing key should be able to determine whether a signature on a message is valid.

Answer

The verification key must be available to anyone who wants to verify a signature.

Answer

Anyone with a verification key should be able to determine whether a signature on a message is valid.

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