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