Payment Gateway - Credit Card Processing
Help credit card processing and payment gateways such as Authorize.Net, First Data, WorldPay, 2CO (2Checkout.com), PayPal Payments (Standard, Advanced, PayFlow, Pro) and PayPal's IPN (Instant Payment Notification), and more.
Articles
2Checkout.com - Incorrect Parameter error when using V2
2checkout.com / 2CO new requirements
Can I use more than one payment gateway?
Configuring First Data/LinkPoint Connect for PDshop
Configuring First Data's Global Gateway e4 Payeezy
Configuring PDshop & Authorize.net's AIM
Error occurs when using Test Mode with LinkPoint, First Data, YourPay's Gateway Connect
Google Checkout being retired on November 20th, 2013
Google Checkout Error: Exception has been thrown by the target of an invocation
How do I enable the payment gateway?
How to configure your PayFlow account for Hosted Payment pages
How to get started PayPal Express Checkout using PDshop
How to get started with PayPal Payments Pro, aka Website Payments Pro, and PDshop
How to resolve the "Page Not Found" when returning from Payment Gateway.
Integrating with 'Non-Supported' Gateways
New MasterCard and Discover Processing Requirements
PayPal - Customer is not prompted for Shipping Address
PayPal Error - incorrectly formatted item amount.
PayPal Error: There is a problem with the PayPal email address supplied by the seller
PayPal orders not updated or have an 'Incomplete' status.
PayPal services and API name changes, what Express checkout and Direct payments are called now.
Script 'Out of Range' error with Authorize.net
To access the PayPal Sandbox, please log in to PayPal Developer Central
Using PDshop with PayPal or PayPal's IPN
Verisign / Payflow Link Error: Merchant Identification error
What happened to 3-4 digit Credit Card Security, it is missing after I upgraded.
Where can I find my API Signature for PayPal Payments Pro
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