http://josephdepqbvoq7tm7uvynwmsji4354zmd3yp3rrtc245rilvq4ixayd.onion/posts/touch-id-on-the-lock-screen
To summarise, the interaction would go a little like this: User unlocks device (via home button or power button) User ' s fingerprint is read and authorised If there are pending notifications or music controls showing, do not unlock the device If there are no pending notification or music controls showing, auto-unlock the device based on the user ' s preferences Conclusion That ' s a simple little idea I thought about recently.