Exam 9: Information Systems Controls for Systems Reliability Part 2: Confidentiality and Privacy

Asymmetric key encryption combined with the information provided by a certificate authority allows unique identification of

Which of the following is not one of the three important factors determining the strength of any encryption system?

Encryption has a remarkably long and varied history.The invention of writing was apparently soon followed by a desire to conceal messages.One of the earliest methods,attributed to an ancient Roman emperor,was the simple substitution of numbers for letters,for example A = 1,B = 2,etc.This is an example of

In a private key system the sender and the receiver have ________,and in the public key system they have ________.