At Pwn2Own hacking competition , Android and Windows devices were tough nuts to crack . Took only two days for hackers to crack into the Apple and Blackberry operating systems . It took only two days for hackers to crack into the Apple and Blackberry operating systems during the three-day Pwn2Own tournament last week , while Android and Windows Phone 7 models were abandoned and left unhacked by the end of the contest . ` ` detection of a bug at competition does not automatically make it safer , '' winner ' .
At Pwn2Own hacking competition , Android and Windows devices were tough nuts to crack . Took only two days for hackers to crack into the Apple and Blackberry operating systems . ` ` detection of a bug at competition does not automatically make it safer , '' winner ' .