During the third day of the "PWN TO OWN" event, a contest of hackers determined to break systems at CanSecWest, Windows Vista was compromised from a Flash flaw. The contest, which saw a MacBook Air get hacked on Thursday, relaxed the rules even further. On the first day of the contest, only the operating system could be targeted, but on the second day that was expanded to include standard applications. An undisclosed Safari flaw led to the MacBook Air's downfall through the OS X operating system.

Full story: newsoxy.com