Checkout: Authorize.net (SIM)
Authorize.net SIM payment gateway.
The WordPress Shopping Cart plugin together with the Authorize.net SIM payment gateway will allow you to accept payments from customers/clients by sending them to a secure, hosted payment page provided by Authorize.net.
You don’t need an SSL certificate specifically and the payment page is secured and provided by Authorize.net.
1. Configure Authorize.net
For testing purposes, you can open a free, Authorize.net test account to try it out before you make your shop live. You can apply here.
1.1. Get API Login ID and Transaction Key
In your Authorize.net account, go to Account > API Credentials & Keys where you can get your API Login ID and Transaction Key. You’ll need to copy/save these two values since you’ll be filling it into the plugin’s settings later on below.
1.2. The Response URL
You need to configure a response URL in your Authorize.net panel. Go to Account > Response/Receipt URLs.
Then click “Edit” next to the response URL so that you can insert your response URL.
The URL is the shopping cart page created by the Shopping Cart plugin with
?wpcomethod=coreturn&type=authorize_sim appended to it.
If your shopping cart page URL is
https://domain.com/shop/shopping-cart/ the resulting URL will be
Click “Submit” to update it and save the response URL then you’re done.
2. Configure the Shopping Cart plugin
You can now go ahead and configure the WordPress Shopping Cart plugin with Authorize.net SIM.
Go to Checkout > Configuration > Payment Methods > Authorize.net (SIM).
Fill in any string here which will be displayed on the billing step, invoices and more.
2. API Login ID
Fill in the API login ID you saved from step 1.1 above.
3. Transaction Key
Fill in the transaction key you saved from step 1.1 above.
4. Test Mode
Set the test mode to Yes if you are using an Authorize.net sandbox account.