By | March 11 2011 2:18 AM

Google emerged strong at the annual Pwn2Own hacking contest with its web browser, Chrome, and its software stack for mobile devices, Android, surviving hack attacks while Safari and Internet Explorer 8 and Apple's iPhone 4 faltered in the browsers category, and Apple's iPhone 4 and RIM's BlackBerry Torch 9800 succumbed in the smartphones class.