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Questions tagged [payment-processing]

A process and service that automates payment transactions between the shopper and merchant. Classically refers to credit card transactions, but nowadays the term describes also internet payment methods like Paypal.

It is usually a third-party service that is actually a system of computer processes that process, verify, and accept or decline credit card transactions on behalf of the merchant through secure Internet connections.

See also: http://www.firstatlanticcommerce.com/resources/payment-processing-diagram.aspx Authorize.Net: How it Works (Diagram)

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EMV Tag 91 Issuer Authentication Data - How to Determine Format of Tag in Response

If present, EMV Tag 91 Issuer Authentication Data can have several different formats when returned in a transaction response. From my (limited) understanding, this may be determined by the card brand. For example MasterCard Tag 91 includes Card…
jabreu
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Stripe: card holder name verification

How can I implement this scenario: 1) When making payment with credit card user puts in the form his/her first name and last name 2) If first and last name entered to not match first and last name ("printed") on the card - we (myself or stripe)…
Viktor
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Difference between order number, transaction id and invoice no

I'm implementing my first payment gateway, and while my situation might be simple in that I could make all three the same, but I'd like to know some situations where they should be different. So again, What is the difference between order number,…
Junior Superman
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Interact with POS - Terminal Devices and Banking Switching Systems

I have a project in which I need to interact with POS - Terminal Devices and magnetic/chip cards. Let's say, whenever customer buy goods from my department store, staff from this store will stripe customer's financial cards and make payment…
Frank Myat Thu
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Validating Credit Card Information - CVV Numbers

I am using authorize.net {aim} for my payment gateway. I am using test authorize for developer account. I have used https://test.authorize.net/gateway/transact.dll with C# and it successfuly works without error. But my client needs to validate the…
sagar Shah
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How to integrate payment processing with GWT / GAE based app?

I have a GWT based app, which is deployed on Google App Engine for Java. The app uses Google Accounts based authentication. I'm maintaining basic user information such as email id (from Google Accounts), last login date etc. in the GAE datastore.…
DFB
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Why do I keep getting a payment method not entered when processing a credit card transaction via Stripe

I am having some technical difficulties, my programming knowledge is limited so it's probably an easy fix. I am attempting to integrate Stripe credit card transactions into our website, https://cdunion.ca/stripe/. Everything is working, it will…
Howie
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Alternative to storing credit card info

Possible Duplicate: Storing credit card details I'm working on creating an architecture for a site where users can login and buy products. My boss would like the checkout page to remember the user's credit card info so they don't have to enter it…
Steven
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Sending money from [SomePaymentProcesingCompany] to bank account

The Imaginary Scenario: The Affiliates earn money on my website by selling items/services/widgets to their clients. You can think of it as a simple affiliate program. This money is stored in a single account until the Affiliate requests their…
David Murdoch
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Micropayment processing using Paypal or other payment processing service?

Currently, I use PayPal for payment processing. Almost 90% of the items are sold for $.99 and would like to use Paypals's Micropayment account, but PayPal states "support for Micropayments to merchants for US to US, GB to GB, AU to AU, and EU to EU…
Mark
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HTML/ASP.NET:

I just wanna ask if there's a possibility to change: into this: where I can set any values behind .cs/C# - making it dynamically.…
abramlimpin
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Testing Django Responses to Stripe Webhooks

I'm trying to figure out an effective way to test how my server handles webhooks from Stripe. I'm setting up a system to add multiple subscriptions to a customer's credit card, which is described on Stripe's…
bgmaster
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what's the point of a batch in a credit card transaction

So at retail stores where credit cards are swiped the machines are usually batched at the end of the day. It's when that batching takes place that the card is actually charged. Why is that? Why isn't the CC just charged immediately? One reason I…
neubert
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How to resolve Sagepay payment gateway error, "4006 : The TxType requested is not supported on this account"?

On submit form on Live site i got below Error. Status: INVALID Status Detail: 4006 : The TxType requested is not supported on this account. My sagepay setting is for LIVE are below, SAGEPAY_CONNECT_TO = 'LIVE'; SAGEPAY_TRANSACTION_TYPE = 'PAYMENT';…
Jimesh Gajera
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Integrating Paymetric.com within a website

Has anyone ever integrated paymetric within a website, using any language (PHP, java, .Net)? I need to integrate paymetric with our new website, but I can't find any help on the web. Your quick help is appreciated.
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