Network Defense and Countermeasures: Principles and Practices, 4th Edition

Chapter 1

Introduction to Network Security

Chapter Objectives

After reading this chapter and completing the exercises, you will be able to do the following:

• Identify the most common dangers to networks.

• Understand basic networking.

• Employ basic security terminology.

• Find the best approach to network security for your organization.

• Evaluate the legal issues that will affect your work as a network administrator.

• Use resources available for network security.

Introduction

Network security breaches continue to be a threat to all networks. This includes government, corporate, educational, and other networks. Finding a week without some major security breach in the news is difficult. University web servers hacked, government computers hacked, banks’ ...