Dec 302009
 
 December 30, 2009  Posted by  Surveillance

John Schwartz reports:

The technology exists to reveal objects hidden under clothes at airport checkpoints, and many experts say it would have detected the explosive packet carried aboard the Detroit-bound flight last week. But it has been fought by privacy advocates who say it is too intrusive, leading to a newly intensified debate over the limits of security.

Screening technologies with names like millimeter-wave and backscatter X-ray can show the contours of the body and reveal foreign objects. Such machines, properly used, are a leap ahead of the metal detectors used in most airports, and supporters say they are necessary to keep up with the plans of potential terrorists.

“If they’d been deployed, this would pick up this kind of device,” Michael Chertoff, the former homeland security secretary, said in an interview, referring to the packet of chemicals hidden in the underwear of the Nigerian man who federal officials say tried to blow up the Northwest Airlines flight.

Read more in The New York Times. See also Bloomberg.com

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