Even before its $1 billion acquisition of Instagram, Facebook was home to more than 60 billion photos and was adding about 250 million more each day.
But what if those photos — even your photos — could lead people to identity you offline?
Last year, a Carnegie Mellon University researcher conducted an experiment by “connecting the dots” in people’s digital lives via off-the-shelf facial-recognition software. The researcher, Alessandro Acquisiti, was able to match subjects whose photos were posted on a dating site to their profile photos on Facebook. Read More

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