Scanners were introduced at airports to combat hijacking in the 1970s - Getty Images The conveyor-belt security scanners at airports are always a source of irritation. You were gliding through, ...

The U.S. Transportation Security Administration, part of the Department of Homeland Security, has spent more than a billion dollars on full-body scanners designed to strengthen airport security. It ...

A team of computer scientists, including one from Johns Hopkins, has discovered several security vulnerabilities in the full-body X-ray scanners used at U.S. airports between 2009 and 2013. The team ...

Software that analyzes a network to determine its exposure to unwanted intruders. Also called a "vulnerability scanner," such products check client PCs, servers, routers, firewalls, network appliances ...

Biometric eye scanning holds the potential to offer tighter security than what passwords or fingerprint biometric scanning can provide. As of the time of publication, fingerprint scanning was the ...