Chapter 21

Securing Your Network

In This Chapter

arrow Assessing the risk for security

arrow Determining your basic security philosophy

arrow Physically securing your network equipment

arrow User account security

arrow Other network security techniques

arrow Making sure your users are secure

Before you had a network, computer security was easy. You simply locked your door when you left work for the day. You could rest easy, secure in the knowledge that the bad guys would have to break down the door to get to your computer.

The network changes all that. Now, anyone with access to any computer on the network can break into the network and steal your files. Not only do you have to lock your door, but you have to make sure that other people lock their doors, too.

Fortunately, network operating systems (NOSes) have built-in provisions for network security, deterring someone from stealing your files even if he does break ...

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