In addition to the acquiring bank, issuing bank, and card association, the merchant frequently employs the services of a payment processor to facilitate this process and act as the technical interface between the merchant and the payment system. Here you will find a list of the payment processors working with scams we found in criminal files.
Several of them are VISA-certified Merchant Servicers and Third-Party Servicers (earmarked with * below). Some of them are also payment institutions and acquiring VISA/Mastercard companies (earmarked with **). Source: www.fintelegram.com