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How Linux Works by Brian Ward

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Network Security

Because Linux is a very popular Unix flavor on the PC platform, it attracts more unpleasant characters who try to break into computer systems. Firewalls talked about firewalls, but this isn't really the whole story on security.

Network security attracts extremists. Those who are interested in breaking into systems do so because they really like to, and those who come up with elaborate schemes to protect themselves do so because they really like to swat away people trying to break into their systems.

Most people would rather just not have to deal with it, but that attitude and a broadband connection will get your system compromised in no time. Fortunately, you don't need to know very much to keep your system safe. Here are a few ...

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