Cryptography And Network Security

Introduction: security mechanisms, security services, and ITU-T X.800 security architecture. Shared-key cryptographic algorithms and Kerberos. Public-key cryptographic algorithms and PKI Infrastructure. Security Protocols: PAP, CHAP, RADIUS, SSL/TLS. Security Tunnels and VPN: PPTP, L2F. L2TP and Ipsec. Perimeter Security Design: firewalls, SOCKS. Intrusion detection systems. Case Studies: security in Windows networking, WEP in 802.11 LAN. Internet banking.