Unit I
Overview-Symmetric Ciphers: Classical Encryption Techniques
Unit II
Symmetric Ciphers: Block ciphers and the Data Encryption Standards Public-key Encryption and Hash Functions: Public-Key Cryptography and RSA
Unit III
Network Security Practices: Authentication applications-Electronic Mail Security
Unit IV
Network Security Practices: IP Security-Web Security
Unit V
System Security: Intruders-Malicious Software-Firewalls
Text Book(s)
1. William Stallings, Cryptography and Network Security-Principles and Practices, Prentice-Hall, Third edition, 2003
References
1. Johannes A. Buchaman , Introduction to cryptography, Springer-Verlag.
2. Atul kahate , Cryptography and Network Security, TMH.