← Schnucks

2013 Schnucks Markets — 2M credit cards

2013 2.0M records affected Share on X

Data compromised

Credit and debit card numbers

Technical writeup

Schnucks Markets, a Midwest grocery chain, suffered a breach that compromised approximately 2 million customers' credit and debit card numbers. Malware was installed on the company's payment card processing system.

Root cause

Malware on payment systems; hacking

References