# WindowManager Jetpack Demos | |
The `keystore.jks` was generated using sample keys and certificates from Android AOSP. It is used to | |
sign the demo app with a known key and showcase the usage of ActivityEmbedding APIs across apps | |
for known certificates. See `build.gradle` for signing and | |
`window-samples/demo-second-app` for the usage of the known certificate digest. |