Chapter 1. Introduction to Security Technologies

This chapter covers the following topics: Firewalls Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS) Monitoring and troubleshooting

The cost of reported computer and network security breaches at enterprises, schools, and government organizations has risen dramatically during the last several years. Both hints and detailed instructions for creating exploits to break into networks and computer systems are becoming more easily available on the Internet, consequently requiring network security professionals to carefully analyze what techniques they deploy to mitigate these risks.