This API allows you to process a Vantiv transaction through triPOS. The API supports null lane IDs that allow payment transactions to flow through the system without the need for hardware. This includes; Generate a request package, Create Message Headers, Send the request to triPOS and more. The Express API is a server-side web-service application that communicates over secure HTTPS links to the Internet that is handled via XML or SOAP.
Worldpay, Inc. Formerly Vantiv is an American payment processing and technology provider. They provide online or in-store payment processing solutions, payment applications for a mobile application, next-generation POS, and eCommerce website solutions, for various partners, as well as the customers they serve.