Payment gateways fulfill a vital role in the ecommerce transaction process, authorizing the payment between merchant and customer. Popular payment gateways include PayPal/Braintree, Stripe, and Square.
A payment gateway facilitates the transfer of information between a payment portal (such as a website, mobile phone) and the Front End Processor or acquiring bank. Here is a step by step guide detailing how Payment Gateways work.
Payment Gateway Integration Methods
- Simple Checkout Method. (Offsite Payment)
- Direct Post Method.
- Server Integration method.
- Advanced Integration Method.