CompTIA Security+™: Review Guide

2.3. Determine the appropriate use of network security tools to facilitate network security.

Networks are becoming ever more complex structures. The larger and more complex a network is, the more there is to know about its components, elements, and security needs. This section takes a look at several common network security elements and components that are addressed on the Security+ exam.

NOTE

For more information on topics in this section, refer to Chapter 2 of the CompTIA Security+ Study Guide, 4th Edition (Sybex, November 2008).

2.3.1. NIDS

Intrusion detection is an important security capability. Intrusion detection systems (IDS) are considered complementary security solutions to firewalls (see Figure 2.17). There are two primary types ...