Feedback signals used by ordinary routers can be tapped into to identify you based on the way you walk.

The team's "BFId" attack works with off-the-shelf hardware.

Feedback signals used by ordinary routers can be tapped into to identify you based on the way you walk.

Researchers warn that a new method for detecting people through WiFi signals poses a serious privacy risk.

Researchers reveal that WiFi routers could soon identify and track individuals without smartphones, raising significant concerns about privacy in everyday spaces.