Values returned to ActiveMerchant by SagePayGateway during 3d secure

How to tie back values returned to ActiveMerchant by SagePayGateway

Written by Toby Osbourn

When you are getting values returned back to you by SagePay's payment Gateway during a successful 3D Secure authentication your system will be hit with a POST that contains the following keys;

  • PaRes
  • MD
  • MDX

In order to tie these back into your system you should check the order against the PaRes value that you sent to the 3D Secure provider.

 

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