ple Choices
(Choose 1 answer)
Which of the following statements about basic encryption techniques NOT true?
A. The key used in Caesar cipher should be kept private between the sender and the receiver
B. The key used in Caesar cipher should be made publicly available to allow the receiver to decrypt the message
C. The keys used in one-time pads need to be kept private between the sender and the receiver
D. The keys used in one-time pads are a pre-selected sequence of random numbers
Q: 50
