In the world of indoor security systems, motion detection usually relies on cameras or at least dedicated sensors. Both types of solution add to hardware plus installation costs, not to mention that ...

Common Wi-Fi can be used to detect weapons, explosives and chemicals in bags and may save lives if used in key public areas, researchers said this week. A Rutgers University–New Brunswick-led study ...

Forward-looking: Wi-Fi can see through walls so it only makes sense that the tech can be used to peer into other objects. In the future, it could allow security workers to inspect bags or luggage ...

Cisco is clearing the air around enterprise wireless LANs with a partner that specializes in radio spectrum analysis. The company is offering Cognio’s Spectrum Expert for Wi-Fi, a tool for studying ...

For the last couple of decades, security measures in places like airports, schools, stadiums, and other public venues have continuously ramped up. X-ray machines, surveillance cameras, and bag ...