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Android 4.2 is an incremental update in the "Jelly Bean" version series which debuted with the Nexus 4 and Nexus 10. Please only use this tag if you feel your question is specific to Android 4.2.

0 votes
1 answer
689 views

How do I install an app with system-rights on a non-rooted smartphone?

I would like to install logcat as system-app on a non-rooted phone. Is that possible (using adb without root-access)?
Nils's user avatar
  • 443
2 votes
2 answers
2k views

Can I install sudo/su with the signed apk exploit?

The BlueBox Security Scanner says that my Nexus 4 is still vulnerable to two signature exploits. As far as I understood the exploit can circumvent the apk-signature-check so that any apk posing as an …
Nils's user avatar
  • 443
2 votes
1 answer
3k views

Is there a common GPS cache on Android?

From what I understood about Android securty all applications are separated by different user-accounts and different filesystem locations. BUT: After GPS-test has fixed my location for the first time …
Nils's user avatar
  • 443