If you use your Mac in areas where it may be accessed by those other than yourself, then undoubtedly you might be concerned about its security. While using a cable lock for both desktop and laptop systems is a good recommendation, you also might set the system up to prevent unauthorized access if you need to quickly step away from it.
One way to ensure your data is safe is to simply log out of your computer every time you leave; however, this will quit your running applications and interrupt your workflow. In OS X Mountain Lion, Apple's autosave and resume features make logging out and back in less painful, but it still results in a brief delay, and periodic bugs in this feature may cause windows to group up or otherwise keep you from relying on it. Additionally, since it quits all of your programs, logging out prevents you from completing tasks in the background (ie, converting a large movie or copying a large file).
Check this option to require a password after the given time frame.
(Credit: Screenshot by Topher Kessler/CNET )
As a result, if you need to lock your system when briefly stepping away, there are other options you can use, which involve the use of Apple's screen lock feature that simply requires your password after a period of time once the system has gone into s... [Read more]
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