PPT Slide
Consumer is issued credit card by issuer (generally a bank or its agent)
Merchant has an account with an ÅgacquiringÅh institution (which allows it to accept credit cards)
Acquiring Institutions: Citicorp, NaBanco, First Data, Bank One, GE Capital, First USA, EDS, Discover, American Express
The processing agent actually generates the authorization and processes the charges:
First Data, Global Payment Systems, VisaNet/Vital, Wells-CES , Nova, Checkfree