Mobile devices have taken the workplace by storm, but the proliferation of these devices has created a new set of security challenges. After a number of high-profile data breaches and “hacktivist” incidents last year, many companies have focused on protecting their corporate networks. But attacks on mobile devices have been quietly accelerating over the past year as cyber criminals have begun to turn their attention to mobile technology. Smartphones and tablets hold a trove of information, storing not only phone numbers and email addresses, but meeting dates, documents and text messages.