Question 1: Give the overall structure of the simplified DES scheme and explain its functions.
Question 2: Describe in detail regarding the design principles of International Data Encryption Algorithm.
Question 3: Describe about key distribution method and describe the manners in which it can be accomplished.
Question 4: Explain the RSA algorithm of public-key crypto system.
Question 5: Give a summary of the design principles of firewall.
Question 6: Describe different kinds of attacks on the security of a computer system.
Question 7: Describe the characteristics of the Blowfish Cipher.
Question 8: What are the major operations of the CAST-128 encryption?
Question 9: Describe the characteristics of link and end-to-end encryption approaches.
Question 10: What do you mean by modular arithmetic? Describe its properties.
Question 11: State and prove the Fermat’s theorem of public-key cryptography.
Question 12: Describe different approaches of detecting the intruders.