Here’s the way I’ve always understood the concepts, and what you’ll need to know to implement a payment module in Magento. Answers to your specific “where does this happen” are bolded below, although it’s not quite as simple as you’re hoping for. Pre-internet, brick and mortar credit card transactions were a two stage process. At … Read more
You can’t really answer this kind of question with a “I like ‘insert provide name here’” type answer because like so many things it is a balance and the reasons for choosing a payment processing solution tend to be complex. Volume / Value The most important factor in choosing a secure payment clearance service (the … Read more
Stripe fits a lot of your criteria — you can accept credit card payments without a merchant account. You also get to control the payment flow without having to worry about PCI compliance. A clean and well-structured REST API The API is based entirely on REST — you can even use curl to charge cards: … Read more
The APIs for PDT and IPN are similar. The main difference is when you receive the notification. For that reason I would recommend implementing both. With PDT you get the notification instantly and can do any additional processing required and show the user a confirmation page. With IPN you are guaranteed to be notified that … Read more
It took me a couple of minutes to find a site that I could source for this. The card is valid until the last day of the month indicated, after the last [sic]1 day of the next month; the card cannot be used to make a purchase if the merchant attempts to obtain an authorization. … Read more