Android 4.2 beefs up security with malware scanner for sideloaded apps
Android 4.2 may not be a revelatory upgrade over Google's original version of Jelly Bean, but one area that's received some significant attention is security. The latest Android release includes a malware scanner that instantly analyzes "sideloaded" apps — those installed from sources other than Google's own store — for potential threats.
Enabling the added security via settings adds a new step to the installation process: Google will sample a given app and compare it to a broad list of "known applications" that combines Play's catalog with popular apps that may not be available in the store. (Purchases made from Amazon's Appstore for Android fall into this category, for instance.) Most installations will proceed as normal, but in...