CNET | Product reviews, advice, how-tos and the latest news Follow Comcast Xfinity Wants to Use Your Wi-Fi as a Motion Sensor in Your Home Xfinity Shield is a combination of cyber and home security using several new technologies I’ve seen in recent years. https://www.cnet.com/home/security/comcast-xfinity-wants-to-use-your-wi-fi-as-a-motion-sensor-in-your-home/ cnet.com
