CH 9. QUIZ

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Which information security objective allows trusted entities to endorse information?

Certification

Betty receives a cipher text message from her colleague Tim. What type of function does Betty need to use to read the plaintext message?

Decryption

What type of function generates the unique value that corresponds to the contents of a message and is used to create a digital signature?

Hash

Gary is sending a message to Patricia. He wants to ensure that nobody tampers with the message while it is in transit. What goal of cryptography is Gary attempting to achieve?

Integrity

When Patricia receives a message from Gary, she wants to be able to demonstrate to Sue that the message actually came from Gary. What goal of cryptography is Patricia attempting to achieve?

Nonrepudiation

Which type of cipher works by rearranging the characters in a message?

Transposition

What is NOT an effective key distribution method for plaintext encryption keys?

Unencrypted email

What standard is NOT secure and should never be used on modern wireless networks?

Wired Equivalent Privacy (WEP)


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