Information Systems & Suppliers (ISS) Inc., the vendor of point-of-sale (POS) electronic cash registers and security systems used by restaurants has warned its customers that it may have experienced a payment card breach.

The company on June 12 notified restaurant customers of its remote-access service, the popular LogMeIn, had been compromised that may have exposed credit card details linked to POS transactions conducted between Feb. 28 and April 18 of this year.