Nest developing a security system that recognizes visitors

Alphabet's smart thermostat Nest will not only monitor the temperature in your home, but it could soon keep an eye on your front door. The firm is developing an end-to-end home security solution consisting of alarm sensors and an upgraded camera system that identifies visitors using facial recognition. The system will be similar to other smart locks, as it lets homeowners see who is at their door and grant entry to specific visitors using only their smartphone. Nest is developing an end-to-end home security solution consisting alarm sensors and an upgraded camera system that identifies visitors using face-recognition. Sources familiar with the matter told Bloomberg that Nest is expanding its security product line.