As of last year, Android devices surpassed the sales of Apple's iPhones, making the Google-managed operating system the No. 1 smartphone platform. Unsurprisingly, Android is also the top target of malicious mobile software, including DroidDream and Zitmo, a mobile version of the Zeus bot program. With its planned purchase of Motorola's mobile phone business, Mobility Holdings, Google will be in a better position to protect the security of the platform.
Known for: Lead developer of the Android operating system