Hackers may have been able to get the first and last names, email addresses, 16-digit DD Perks account numbers, and QR codes of some customers. Dunkin’ says it learned of the security problem on Oct. 31, and forced password resets for all the customers it believes were affected. If you reuse your Perks password for other online accounts, hackers also might have taken that info and gain access to your non-doughnut related accounts. The East Coast doughnut king is urging customers to create unique passwords for their accounts.”]
Source: https://mashable.com/article/dunkin-donuts-perks-hacked