1 What is the difference between a monoalphabetic cipher and a polyalphabetic cipher?
2 What are two problems with the one-time pad?
3 What is a transposition cipher?
4 What is steganography?
5 Why is it important to study the Feistel cipher?
1 List and briefly define types of cryptanalytic attacks based on what is known to the attacker.
2 What is the difference between an unconditionally secure cipher and a computationally secure cipher?
3 Briefly define the Caesar cipher.
4 Briefly define the monoalphabetic cipher.
5 Briefly define the Playfair cipher.