Virtual Private Networks : Achieving Secure Internet Commerce and Enterprisewide Communications

This new CTR report examines the driving forces behind virtual private networks (VPNs) and includes an investigation of the Internet and Web's role in e-commerce, transmission control protocol/Internet protocol (TCP/IP), router networks, firewalls, and private networks. The lack of quality of service (QoS), basic security, and privacy measures in today's computing environments are also addressed. Relevant Internet and Web definitions, terms, and standards ,and security technologies such as encryption and authentication are detailed. Topics Covered Include:
Conducting Business on the Web
E-commerce Needs
QoS
Security and Privacy
Cryptography
The Basics of Encryption
Key Distribution
Hash Functions
Pretty Good Privacy (PGP)
Public Key Infrastructure (PKI)
Authentication
Key Aspects of Web Server Authentication
Certificates and Certificate Authorities (CAs)
Public Key Certificates
Internet CAs
Remote Access
Terminal Access Control Access Control System (TACACS)
Remote Authentication Dial-in User Service (RADIUS)
Tunneling Protocols
Generic Routing Encapsulation (GRE) Protocol
Level 2 Tunneling Protocol (L2TP)
Challenge Handshake Authentication Protocol (CHAP)
Firewalls
Proxy Servers
How Risky Is Java?
Build or Buy VPNs?
Implementation Issues
Managed Network Service (MNS)
VPNs and The Internet
Frame Relay (FR)
Asynchronous Transfer Mode (ATM)
User and Application Perspectives
The Future of VPNs