New Xfinity feature turns your WiFi router into 'a motion sensor'

(WHTM) -- Some home internet users have new security features that go beyond just what's online. Comcast just rolled out a new feature called "Xfinity WiFi Shield," which, among other things, turns your router into a motion sensor. Xfinity Shield director Ken Sedberry referred to Xfinity Shield as "a layer of protection" included for WiFI [...]