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Summary

Mac OS X security presents several challenges for Mac users. Its underlying BSD UNIX subsystem makes it an extremely attractive target for network crackers as well as any unscrupulous person who might have access to the system. In this hour, you learned several ways to help protect your system from both local and network attacks by limiting access to critical features and shutting off network services that you might not need. The topic of security is extremely broad, so this hour should be considered a start to implementing a secure computer—not an end-all guide.

As we finish our 24 hours together in Hour 24, “Maintenance and Troubleshooting,” you’ll learn how to prepare for the worst and recover with grace.


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