Recently, there is an increasing malware threats which specifically targets the Android platform. Google knew that this will eventually harm the user’s confidence on the Android platform, which was why they had implemented and improved 3 security features in the new Android 4.2 platform.
Google Play App Scanner
This app scanner will scan every single app which you download from the Google Play store, to prevent any malware from executing malicious activities on your device.
Text Messaging Scanner
This function helps to scan for text messaging being sent to premium numbers. This will prevent users from being conned into paying additional charges which they may have no idea at all.
New App permission for Android 4.2
The new app permission in Android 4.2 will provide you with even more comprehensive details on the type of permission each application will require.