Home > Credit Card Processing > WorldPay Credit Card Processing
Shift4 is one of the credit card payment gateways used by Execu/Tech Systems.
The following pages provide important information about our interface with WorldPay:
WorldPay Critical Setup Info WorldPay EMV PIN Pad Setup
WorldPay EMV Cloud Config
WorldPay EMV Failure Messages
WorldPay EMV PIN Pad Troubleshooting
WorldPay EMV Data Flow
WorldPay (Non-EMV) Data Flow
WorldPay Receipt Printer Setup
Switching Gateways/Providers
Credit Card Procedures