Millions of credit and debit cards may have been hacked in Sonic Drive-In security breach

[NelsonG]

Beware, late-night snackers and fast food connoisseurs: Millions of credit and debit cards used at Sonic restaurants may have been compromised and put up for sale in "underground cybercrime stores."

SEE ALSO: Here’s what your identity sells for on the dark web

Security expert and investigative journalist Brian Krebs first reported the possible breach after he learned of multiple instances of fraudulent transactions on cards previously used at Sonic locations. 

When Krebs heard from "multiple sources" that cards used at sonic were being flagged for fraudulent transactions, he started to connect the dots. Around the same time, a batch of 5 million credit cards had been put up for sale on the "credit card theft bazaar" Joker's Stash, one of the hacked credit card hubs that Krebs monitors.  Read more...

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