Data analysis software backed by the CIA and used by some casinos to catch gambling cheats is now being tested tor its potential to detect suspected terrorists and their associates when they make airline, hotel or rental-car reservations. One of the four companies that operate major computerized reservations and global distribution systems has spent the past three months installing the software, which searches transaction data for nonobvious relationships. A working prototype of the application was due to be completed in late December, according to an IT manager at the reservations company.
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