A payment gateway is a merchant service provided by an e-commerce application service provider that authorizes credit card or direct payments processing for e-businesses .A service that automates payment between the shopper and a merchant.
Payment gateway processes the customer's credit card information by sending the data to the gateway's web server, and sends the confirmation to website after the sale.
A payment gateway facilitates a payment transaction by the transfer of information between a payment portal and the front end processer. It allows to accept credit card payments from customers. They cost money and charge per transactions. Picking the right gateway can help you to save your money.
There are a lot of different payment gateways Browse your options. And check which gateway shopping cart is supporting.External gateways send customers to another website to process the payment.Direct gateways do the processing keeps the customer on your site.