Edward Snowden, along with security engineer Micah Lee, have released an Android app in partnership with The Guardian Project. This app is intended for citizens who themselves or their possessions are at risk and would like to monitor their surroundings to warn them of intruders.
Called Haven, the app uses the sensors on your Android device to track various metrics. It uses the accelerometer to track the movement of the device and surrounding vibrations, camera to track movements of objects in view, microphones to track noises in the environment, ambient light sensors to track…