Think You’re Discreet Online? Think Again

Thanks to “data inference” technology, companies know way more about you than you disclose.

Once your number surfaces in a few uploads, Facebook can place you in a social network, which helps it infer things about you since we tend to resemble the people in our social set. (Facebook even keeps “shadow” profiles of nonusers and deploys “tracking pixels” situated all over the web — not just on Facebook — that transmit information about your behavior to the company.)


Want to receive more content like this in your inbox?