Chapter19
Protecting Your Network
“The superior man, when resting in safety, does not forget that danger may come.”
—Confucius
In this chapter, you will learn how to
■ Explain concepts of network security
■ Discuss common security threats in network computing
■ Discuss common vulnerabilities inherent in networking
■ Describe methods for hardening a network against attacks
■ Explain how firewalls protect a network from threats
The very nature of networking makes networks vulnerable. A network must allow multiple users to access serving systems. At the same time, the network must be protected from harm. Doing so is a big business and part of ...
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