Alice wants to send a confidential message to Bob using the RSA encryption. To ensure that only Bob can read the message, Alice should:Group of answer choicesEncrypt the message with her own private key, allowing Bob to decrypt it with Alice's public key, ensuring authenticity.Encrypt the message with Bob's public key, ensuring that only Bob can decrypt it with his private key, ensuring confidentiality.Encrypt the message with Bob's private key, ensuring that anyone with Bob's public key can decrypt it, ensuring integrity.Encrypt the message with her own public key, allowing Bob to decrypt it with Alice's private key, ensuring non-repudiation.

Richard received an encrypted message sent to him from Sue. Sue encrypted the message using the RSA encryption algorithm. Which key should Richard use to decrypt the message?Group of answer choicesRichard’s public keySue’s public keySue’s private keyRichard’s private key

By using asymmetric cryptography, what does Bob have to do to send a secret message to Alice? Bob must encrypt the message with his public key and Alice will decrypt with Bob’s private keyBob must encrypt the message with his private key and Alice decrypts it with Bob’s public key.Bob must encrypt the message with Alice’s private key and Alice decrypts it with her public key.Bob must encrypt the message with Alice’s public key and Alice decrypts it with her own private key.

Which of the following keys is used by the recipient to decrypt a message encrypted using asymmetric encryption algorithm?Group of answer choicesReceiver’s public keySender’s private keySender’s public keyReceiver’s private key

Bob wants to encrypt his message to Mary for secrecy. What is the correct way that he should do it?ABob uses Mary's public key to encrypt so the Mary can use her private key to decrypt the messageBBob uses Mary's private key to encrypt so the Mary can use her public key to decrypt the messageCBob uses his private key to encrypt so the Mary can use Bob's public key to decrypt the messageDBob uses his public key to encrypt so the Mary can use Bob's private key to decrypt the message

In asymmetric cryptography, what is the purpose of the public key?Group of answer choicesIt is used to decrypt messages encrypted with the corresponding private key.It is a shared key used for initiating the key exchange.It is used to both encrypt and decrypt messages.It is used to encrypt messages that can only be decrypted by the corresponding private key.