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Hour 23. Security Considerations > Maintaining Security Online

Maintaining Security Online

When your computer is connected to the Internet via a direct connection to a cable modem or DSL line, it can be a direct target for attack from outside. The more network services that are running, the greater the chance that a potential intruder can discover and compromise your system.

You must also consider that Mac OS X makes it easy for a user to accidentally install new network services without even knowing they’re running. Earlier in the hour, you saw how to use the Port Scan feature of Network Utility to find out what services are running on a computer. Now let’s find out what network services are and what you should do about them.


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