Our mission is to make a secure home available to everyone. Therefore we build XXX: A LED bulb, enhanced by a presence sensors and connectivity. XXX is the first home security device that allows for preventive and detective functions. While the user is absent, XXX (1) deters would-be intruders by presence simulation. Therefore it switches the lights on and off in a realistic way. XXX also (2) detects unexpected presence at home and notifies the user via app to take immediate action.