A critical Network Time Protocol issue has been patched by Apple, and is available for OS 10.8 through 10.10.1 via the Mac App Store. While most Apple updates are user option installable, this particular update is being pushed out by Apple automatically in order to prevent machines from being hi-jacked by hackers. If you have not seen a notification on your screen, you can install it from the App Store.
December 22, 2014
Posted by Brian Wiser