Pre-Authorization Payment

Integration of Pre-Authorization

  • Step 1 : Pre-Authorization

    The first time must perform web-to-web.Refer to Payment request   .

    Merchants generate a HTML form that redirects users to Gkash Unified Payment page for the user to ented their credit card details.

  • Step 2 : Receive response through callbackurl

    A server-to-server HTTP payment status notification will respond to the merchant.

  • Step 3 : Pre-Authorization Complete

    This step is to finalized sales amount for pre-authroized transaction.

    Merchant need to perform host-to-host(server-to-server) by inserting the previous pre-auth transaction POID as request parameters.Refer to Payment request (Host-to-host)

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