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Organized group of cyber criminals stole about $11 million in the last days of 2012 as reported by KrebsOnSecurity.

According to sources of financial institutions and law enforcement agencies for the first time hackers have proved New Year’s Day in 2012. To withdraw money from at least a dozen countries, fraudsters used a small amount of updated prepaid debit cards linked to accounts, the control of which they have gained.

visa hacked

Note that debit cards used by scammers are bound to a limit, in which the bank’s clients can withdraw only a certain amount of money within 24 hours. However, according to informed sources, the attackers, somehow, managed to raise the limit on the accounts that they controlled.

Immediately after the attack was detected, representatives of Visa notified all manufacturers of bank cards of the danger: “Under attack of hackers which gain access to the authentication system of manufacturers bank cards and parameters of the cards. Next fraudsters can manipulate the balance map withdrawal limit, which is set for each day, as well as other parameters that will lead to theft. In some cases, hackers managed to withdraw more than $500 on one card in less than 24 hours. ”

At present it is unknown which of the card brand is under attack by hackers.