concealment writes with news that VISA and MasterCard have been warning banks of an incident at a U.S. card processor that may have compromised as many as 10 million credit card numbers. From the article: "Neither VISA nor MasterCard have said which U.S.-based processor was the source of the breach. But affected banks are now starting to analyze transaction data on the compromised cards, in hopes of finding a common point of purchase. Sources at two different major financial institutions said the transactions that most of the cards they analyzed seem to have in common are that they were used in parking garages in and around the New York City area." According to the Wall Street Journal, the breached company is Global Payments Inc.