Sonic Drive-In breach –


Sonic Drive-In announced that nearly 3,600 of its locations were subject to a point-of-sale data breach. This breach is believed to have affected up to 5 million of its customers’ credit card numbers.

Announced: September 26, 2017

Description of the breach: On September 26, 2017 the drive-in burger chain, Sonic, acknowledged the breach of their payment systems. While the full extent of the breach is still unknown, it is believed that up to 5 million credit card numbers have been compromised through 3,600 locations.

Customers of Sonic Drive-In should closely monitor their credit and debit card statements, and report any unauthorized or suspicious charges to their financial institution immediately. Because of the way hackers are selling the compromised credit card numbers, fraudulent charges may occur in victim’s own neighborhood or zip codes, making it crucial for consumers to carefully monitor their accounts.

Data breach period: Unknown

More coverage of this breach: Krebs On Security and Business Insider