Comcast just turned millions of Xfinity routers into motion sensors

Comcast launched Xfinity Shield today, a new home protection platform that includes a feature to turn routers into motion sensors. Here are the details.

A new feature added to Comcast's newest routers can detect if there is motion is inside your home without needing traditional motion sensors.

Xfinity gateways XB7 and newer can now act as motion sensors in your home. | Image: Comcast Comcast is bringing Wi-Fi motion sensing to millions of routers that are already in customers' homes, turning the devices into activity monitors. A new update to the Xfinity Internet app, arriving today, August 18th, enables t