MainStreet Bancshares disclosed a data breach involving a third-party vendor that affected approximately 4.65% of its customers’ card data. The bank assured that its IT systems remained secure, and no personal data beyond card information was compromised. #MainStreetBank #ThirdPartyVendor #DataBreach #CardData
Keypoints
- MainStreet Bancshares experienced a data breach in March 2025 affecting some customers.
- The breach was linked to a third-party vendor’s payment card environment.
- Approximately 4.65% of customers had compromised card details, including card numbers and expiration dates.
- The bank confirmed its own systems were unaffected and no unauthorized transactions occurred.
- Customers are advised to get new cards and monitor their account statements for suspicious activity.
Read More: https://www.securityweek.com/mainstreet-bank-data-breach-impacts-customer-payment-cards/