Aug 022011
 
 August 2, 2011  Online

Julia Angwin reports:

As Internet giants Facebook Inc. and Google Inc. race to expand their facial-recognition abilities, new research shows how powerful, and potentially detrimental to privacy, these tools have become.

Armed with nothing but a snapshot, researchers at Carnegie Mellon University in Pittsburgh successfully identified about one-third of the people they tested, using a powerful facial-recognition technology recently acquired by Google.

Prof. Alessandro Acquisti, the study’s author, also found that about 27% of the time, using data gleaned from Facebook profiles of the subjects he identified, he could correctly predict the first five digits of their Social Security numbers.

Read more on Wall Street Journal

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