40 million Target shoppers have been impacted by the Target breach, which came to light only a few days before Christmas 2013. Since then, lawsuits against Target have begun piling up. The Target data theft is the second-largest credit card breach in U.S. history, exceeded only by a scam that began in 2005 involving retailer TJX. That incident affected at least 45.7 million card users.

The stolen data included customer names, credit and debit card numbers, card expiration dates and the embedded code on the magnetic strip found on the backs of cards.  

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