Datatrans Registration and Integration Manual into Payrexx

As a specialist for Internet payments and mobile payments, Datatrans supports all electronic means of payment in Europe.

Still no Datatrans contract?

  1. Ask for a Datatrans offer at:
  2. Select "Offer" for the request and "Webshop" for the desired payment solution.

Datatrans configuration

After conclusion of the contract, Datatrans will provide you with a merchant ID and the access data for

  1. In your Payrexx administration, open the page "Settings" > "Payment provider".
  2. Select "Datatrans" as your new payment provider.
  3. Generate an HMAC key at To do this, log in with the data received from Datatrans.
    You can find this key under "UPP Management" > "Security".
  4. Add the "Merchant ID" and the corresponding "HMAC key" in your Payrexx account.

Test Datatrans

Fill out the following form

You only need the "Web Payment Page" function. Configure the test account you received by following steps 1-4 above.

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