Question:Creating a hash with a public key encryption is the ability to verify the integrity of data without necessarily encrypting it. Which of the following are correct with regard to HASH? 

A The hash is a nearly unique digest of the message 

B The hash is encrypted using the public key of the sender 

C The encrypted hash serves as a signature of the sender and is sent separately from the decrypted message 

D The hash is the opposite of the usual process used in encryption, in which the public key is used to encrypt, and the plain text is not sent 

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