There are still four layers of security: presentation of valid government ID, boarding pass, x-ray inspection of carryon luggage, and passing through a magnetometer for the presence of metal.

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It generated a lot of interest in security circles, up to and including presentation overseas for Interpol.

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In a presentation Wednesday at the Black Hat security conference in Washington, D.

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In a presentation at the Black Hat and Defcon security conference in July, for instance, French security researcher Andre Costin presented vulnerabilities in the next-generation air traffic control system known as ADS-B that he said would allow a hacker with a software-defined radio to track and even spoof planes in the sky, potentially creating dangerous distractions for pilots.

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In a presentation at August's DefCon hacker conference, security researcher Michael Brooks showed how those audio CAPTCHAs can be disassembled by computers.

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Nor to the presentation then-Secretary of State Colin Powell made on the subject to the UN Security Council the following month.

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In a Thursday afternoon presentation titled "Hacking Capitalism" at the Black Hat conference, a gathering of computer security experts, they detailed weaknesses in applications using Financial Information eXchange Protocol, or FIX, a common language used in communications between banks and commercial markets.

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These range from microwave ovens and laser light shows to home security systems and medical imaging devices. (CDER even regulates laser pointers but not online presentation software, if ever a true risk to human health).

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