Security & Privacy · Open source
Sentry
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Enforce security policies
Opens the official F-Droid page
About Sentry
Tiny app to enforce security policies of your device.
It can:
* limit the maximum number of failed password attempts
* disable USB data connections (Android 12, USB HAL 1.3, Device Owner)
* disable safe boot mode (Android 7, Device Owner)
* notify on failed password attempt
* notify when an app without Internet permission got it after an update
Be aware that the app may not work in safe mode.
Permissions:
* DEVICE_ADMIN - limit the maximum number of failed password attempts
* DEVICE_OWNER - disable USB data connections
* NOTIFICATION_LISTENER - receive lock/package events
* QUERY_ALL_PACKAGES - receive all package events
It is Free Open Source Software.
License: GPL-3
What's new in 1.1.2
disable safe boot mode option (Android 7, Device Owner) update Russian translation, thanks to Dmitry Grigoryev (icecom), Photon_Gilbert
How to install Sentry
- Tap Download — the app's official page on F-Droid opens.
- Install it with the F-Droid app (recommended, for automatic updates), or use the download button on that page.
- If Android asks, allow the F-Droid app or your browser to install apps, then tap Install.
- Open Sentry from your app drawer.

