Android Security Samples Repository

Play Integrity API End to End Sample

This sample demos a client and server setup, as well as step by step instructions for configuring the Google Play Console for testing of the Play Integrity API. This sample is meant to be followed as an End to End demonstration of the process for integrating the API, with 3 different micro-apps reflecting critical use cases.

Android Developer Verification APK Signing Example

This project shows you exactly which file to create (adi-registration.properties) and provides the necessary folder structure to guide you. Use this template to check your placement of the file and ensure the correct insertion of your unique developer 'snippet' for successful verification.

Warning The below samples have been deprecated, are no longer maintained, and will be deleted in March 2026.

To find other samples that may be of interest, see https://developer.android.com/samples.

Android BiometricLogin Sample

This is the canonical sample that demonstrates how to integrate Android Biometrics into your apps. Whether your project is for government, healthcare, financial, enterprise, or general usage, this sample should guide your implementation.

Android DirectBoot Sample

This sample demonstrates how to store and access data in a device protected storage that is always available while the device is booted.