Friday, January 30, 2015

Anonymized Credit Card Data Really Isn't Very Anonymous

Anonymized Credit Card Data Really Isn't Very Anonymous


Credit card companies often strip your details from their records and then share it with third parties, claiming that it's anonymized. But a new study from MIT reveals that analysis of just four purchases made on your card can identify you with more than 90 percent accuracy, even when your details are removed.


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