, SecurityFocus 2007-12-04
In a dramatic demonstration of the privacy dangers of databases that collect consumer habits, two researchers from the University of Texas at Austin have shown that a handful of movie ratings can identify a person as easily as a Social Security number.
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What they did is akin to saying that someone in your neighborhood drives a particular brand of car and fills the tank with a particular brand of gas once a week. Coincidental, yes. Precise, no.
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Link to this comment: http://www.securityfocus.com/comments/articles/11497/34938#34938