Computop – Support Center

If you're based in the US and need to update your payment method, please contact Shopgate support.

By setting up your Computop account at Shopgate, you will be able to accept the following types of payment from the available marketplace:

In this article, you will find everything you need to set up Computop for your mobile website and apps.

Setting up Computop at Shopgate

To set up Computop as a credit card or PayPal payment method, please complete the following steps:

Log in to your Shopgate Admin page.
Click Settings from the menu bar, then select Payment.
Find the "Add payment method" section and start typing "Computop".
- To accept credit card payments, select Credit card under "Computop", and continue to Accepting credit card payments via Computop.
- To accept PayPal payments, select PayPal under "Computop", and continue to Accepting PayPal payments via Computop.
- To accept direct debit payments, select Direct Debit under "Computop", and continue to Accepting direct debit payments via Computop.

To configure your Computop account at Shopgate for credit card payments, please follow the easy steps here:

Enter your Merchant ID, Encryption Key, HMAC Password, Encoding Type, and Transaction Type in the pop-up window.
Select the same credit card types configured in your Computop account.
Click Save.
That's it! Computop is now successfully set up as your credit card payment provider.

Your account information will be validated automatically.

To set up Computop as a credit card payment provider at Shopgate, you will need the following information:

Merchant ID: This should be the same as your User ID shown in your Computop account. Where can I find my Merchant ID?
Encryption Key & HMAC Password: Please contact the Computop Support for "Blowfish-Key" (Encryption Key) and HMAC Password.
Encoding: Use UTF-8 by default, or ISO-8859-1 if it works better for your shop.
Transaction Type: How do I select a transaction type?
Supported credit card types: Please select the same credit card types configured in your Computop account.

To configure your Computop account at Shopgate for PayPal payments, please follow the easy steps here:

Enter your Merchant ID, Encryption Key, HMAC Password, and Encoding Type in the pop-up window.
In addition, you will need to enter the email address to the PayPal account, choose your PayPal Transaction Type, and tell us if you want to use the PayPal Express Button (and where).
Important: please make sure to select Sale as your transaction type, if you would like to get immediate payments from your orders.
Click Save.
That's it! Computop is now successfully set up as your PayPal payment provider.

Your account information will be validated automatically.

To set up Computop as a PayPal payment provider at Shopgate, you will need the following information:

Merchant ID: This should be the same as your User ID shown in your Computop account. Where can I find my Merchant ID?
Encryption Key & HMAC Password: Please contact the Computop Support for "Blowfish-Key" (Encryption Key) and HMAC Password.
Encoding: Use UTF-8 by default, or ISO-8859-1 if it works better for your shop.
PayPal Account (optional): Please enter the email address for the PayPal account you want to use, if there are multiple PayPal accounts.
PayPal Transaction Type: Which PayPal Transaction Type should I choose?
PayPal Express Button: Select where you want to place your PayPal Express button: in the shopping cart, or in the cart and product detail page. Select Disable to hide the button.

To configure your Computop account at Shopgate for direct debit payments, please follow the easy steps here:

Enter your Merchant ID, Encryption Key, HMAC Password, and Encoding Type in the pop-up window.
Select the same Direct debit types configured in your Computop account.
Click Save.
That's it! Computop is now successfully set up as your direct debit payment provider.

Your account information will be validated automatically.

To set up Computop as a direct debit payment provider at Shopgate, you will need the following information:

Merchant ID: This should be the same as your User ID shown in your Computop account. Where can I find my Merchant ID?
Encryption Key & HMAC Password: Please contact the Computop Support for "Blowfish-Key" (Encryption Key) and HMAC Password.
Encoding: Use UTF-8 by default, or ISO-8859-1 if it works better for your shop.

If you don't already have a Computop account, please contact Computop Support. For more information, please go here.

Your Merchant ID is the User ID on your Computop homepage. Please see the screenshot below:

There are three transaction types for your PayPal orders, listed below. Choose Sale if you would like to get immediate payments from your orders.