37 locations have been identified in this breach.  If you have enjoyed a delicious breakfast bar visit recently, check your credit card statements.  The 37 identified locations are listed in the corporate notification found here.

https://krebsonsecurity.com/2017/04/shoneys-hit-by-apparent-credit-card-breach/

https://www.tripwire.com/state-of-security/latest-security-news/restaurant-chain-confirms-payment-card-breach-managed-locations/