Outcome 3:Understand Security Threats and Protection

Table of Contents

1. Introduction
2. Security threats
3. Protection Methods
   1. Browser settings
   2. How to change Settings
   3. E-mail filters
   4. Anti-Malware Software
   5. Security Zones
   6. Public and Private
   7. Demilitarised Zone (DMZ)
   8. Implementing a DMZ
   9. Intranets and Extranets
   10. VPN Activity
   11. Intrusion Detection Systems
4. Summary
5. SAQ 1

VPN Activity

Virtual private networks are being used more and more to allow authorised users remote access to private networks.

Work your way through Jeff Tyson's article "How Virtual Private Networks Work" paying particular attention to any security issues that are raised.

Ref: Jeff Tyson. "How Virtual Private Networks Work". February 15, 2001 http://www.howstuffworks/comvpn.htm (October 09, 2007)

Next: Intrusion Detection Systems