Bob Uses His Own Private Key to Encrypt the Message

question 27

Short Answer

Bob uses his own private key to encrypt the message.When Alice receives the ciphertext she finds that she can decrypt it with Bob's public key, thus proving that the message must have been encrypted by Bob.No one else has Bob's private key and therefore no one else could have created a ciphertext that could be decrypted with Bob's public key.Therefore the entire encrypted message serves as a _________ .

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Definitions:

Preachy Messages

Communications or speeches that moralize excessively, often perceived as irritating or condescending by the audience.

Equal Writer-Reader Relationship

A communicative approach where the writer addresses the reader's needs, interests, and levels of understanding as equally as possible.

Employment Request

An application or submission made by an individual seeking to obtain a position of employment in a company or organization.

Positive Handling

An approach that focuses on constructive and encouraging methods to manage or interact with people or situations.