The hacking ring allegedly at the centre of the world’s largest identity theft last week was also involved in cracking a network of Citibank-branded ATMs in 7-Eleven stores and operated by a third company, a law enforcement source claimed.
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In the case of the Citibank-branded ATMs, the perpetrators penetrated a network linking 2,200 kiosks inside 7-Eleven stores from late 2007 until at least February 2008, the law enforcement sources said.
The ATMs displayed Citibank’s logo. The network and the machines were owned by Texas-based CardTronics, which took in monthly fees from Citi.
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CardTronics said its machines were the ones affected. Its chief marketing officer, Brian Archer, told the Financial Times that the breach occurred on a back-end system that had been outsourced by 7-Eleven, the prior owner of the machines, and had not yet been brought onto CardTronics’ internal network.
Read more on Financial Times.