Last updated: 13 Nov 12 @ 03:19  |  

The Psychophysiological Touch Screen Analysis (PTSSA) system can be used to screen passengers by measuring their responses to a series of searching questions (Image courtesy of PRS)

Joe Charlaff looks at the latest state-of-the-art scanning systems for passengers and cargo

The threat to global civil aviation continues to grow, and the sophistication of threats from unforeseen sources continues to rise and challenge the capabilities of conventional individual screening systems. Disrupted plots, incidents that appear to be tests of aviation security systems and actual attempts of various types on civil aviation have occurred persistently since 9/11. Most of these incidents involved the use or planned use of contraband items smuggled on board by passengers. Intelligence sources consider that aviation continues to be a terrorist target

Security screening procedures at airports, ports of entry and border crossings have escalated in an attempt to keep pace with the constantly evolving tactics of terrorists – from box cutters to shoe bombs, from liquid explosives to bombs implanted in the human body. But terrorists