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Title: Novelties: New Puzzles That Tell Humans From Machines Post by: Taniya on May 24, 2009, 01:45:36 PM Novelties: New Puzzles That Tell Humans From Machines
Researchers are looking at new ways to stop online fraudsters and their automated programs from entering sites. http://feeds.nytimes.com/click.phdo?i=5844c467d6a704cbfcfd0bbb8c23c363 |