Chapter 1. Internet Security

This chapter contains the following sections:

This chapter introduces some of the basics of network security. It starts with a brief description of some of the most common forms of attacks. Next, the chapter describes the characteristics of several types of network devices.

The Cisco Secure IOS software is specifically designed to prevent attacks from affecting your network. Cisco Secure provides the highest levels of protection from unauthorized access, denial of service (DoS) attacks, man-in-the-middle attacks, and many other common methods used ...

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