Mastercard and Visa may have to cancel more than 10,000,000 credit cards, following a breach in security in the payment processor Global Payments.
The terminal of the payment processor provides access from the different shops to the brokering networks like Mastercard, Visa and American Express, sending the details of the transaction to facilitate the purchase. Even though, the actual sites of the above companies have not been hacked,
the information uncovered by the attackers allows them to reproduce credit cards, …
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