Network Security Principles and Practices

Chapter 1. An Introduction to Network Security

This chapter covers the following key topics:

• Network Security Goals— This section discusses the goals of implementing security on a network.

• Asset Identification— This section discusses the need to define the assets in a network that need to be protected against network attacks.

• Threat Assessment— This section discusses how to recognize the threats unique to a network setup.

• Risk Assessment— We discuss what risk means and how it needs to be evaluated for all network assets in order to set up meaningful safeguards.

• Constructing a Network Security Policy— We use this section to discuss how to set up a network security policy in light of the definitions established in the previous sections.

• Elements ...