Top tech stories of 2011 -- so far

05.04.2011

EMC's RSA Security division shook the industry in March when its executive chairman announced that a sophisticated cyber-attack on the company might have . The attack for remote access to sensitive information to stop doing so until RSA clarified the extent of possible compromise.

More than 50 , a sign that hackers were hard at work trying to compromise mobile devices running the Android OS. In fact, it got so bad that to remotely delete infected Android apps.

The next generation of Apple's iPad tablet computer is sleeker and more powerful than the original, and boasts two cameras so that users can use Apple's FaceTime video chat. CEO Steve Jobs surprised the faithful by himself. Here's a . The iPad 2 unveiling both .

and Nokia both have a lot to lose -- and gain -- by their mobile alliance, with the Finnish handset maker deciding to adopt as its smartphone operating system. Nokia won't abandon its own platforms, Symbian and MeeGo, yet. The company still plans to put out a "MeeGo-related" product later this year and "expects to sell 150 million more Symbian devices in the years to come," it said.