We refer here to the API between the Merchant Website and our GW platform.
Our platform interfaces to a huge number of interfaces to providers and normalizes activities so it appears as a single API to the merchant’s clients.
Major two modes of integration are HPP mode and Server-to-Server mode, both documented here:
https://devcenter.fintechcashier.com/website/Processing-HPP.aspx
https://devcenter.fintechcashier.com/website/Processing-S2S.aspx
Two major parameters are used to tailor it: Merchant ID & Hash Key.
As for testing, we use the production system (rather than Sandbox) to perform c2b test transactions.
We use test cards for CC processing service testing, whereas for this we put the merchant in an “Integration” state.
Sometimes a customer wishes to start traffic before integration is completed, and for this the Merchant Admin is equipped with a Wizard tool on the MCP (Merchant Control Panel), allowing him to generate transactions on behalf of its clients...
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