Wendy's has created a website listing affected restaurants that may have been compromised in a credit and debit card hack.
If you made a purchase using a payment card at one of the listed restaurants during the relevant time-frame, your information may have been affected. A list of of affected restaurants can be found here (organized by state):
Thursday, Wendy's officials announced that hackers stole customers' credit and debit card information from 1,025 restaurants, far more than it originally thought.
Wendy's Co. urged customers to check their accounts for any fraudulent purchases.
The company is also offering free one-year credit monitoring to people who paid with a card at any of those locations.
The Associated Press contributed to this report.