In the statement officials say they detected unauthorized activity on their network that supports payment processing for purchases made in their restaurants. They took immediate action and in their statement said, "We believe actions we have taken have stopped the unauthorized activity, and we have implemented additional security enhancements."
Officials said their investigation surrounds transactions made from March 24, 2017 through April 18, 2017.
To read the full statement click here.
And click here for a look at recent data breaches.