1) Describe the four basic blocks of the cipher modes of operation in detail with the help of neat and well- labelled diagrams?
2) Describe the encryption and decryption techniques of DES for the single round operation?
3) describe about the traffic confidentiality in detail?
4) Describe the features of the advanced symmetric block ciphers?
5) Discuss the RSA algorithm with the help of an ex?
6) Describe the Diffie – Hellman key exchange problem with the help of an ex.
7) Describe the architecture of the IP security in detail?
8) Describe the several techniques of the intrusion detection?