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Questions tagged [credit-card]

is used for questions related to payment cards. Questions regarding security of payment card data may want to consider using the pci-dss tag.

This tag is used with questions related to payment cards.

If your question is regarding security of payment card data, then you may want to consider using the tag.

Note that much of the advice surrounding this topic is region dependent, so it will help if you mention where in the world you are.

FAQs for this tag:
Which payment gateway should I choose

Terminology associated with this tag:
Merchant
Payment Gateway / Service Provider
PCI-DSS

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Can I use "PaymentMethodCreditCard" as paymentMethod?

When creating a Order in schema.org syntax, I have paymentMethod with values like http://purl.org/goodrelations/v1#PayPal or http://purl.org/goodrelations/v1#DirectDebit but for cards I don't want to specify the specific type of card (Visa, American…
PhoneixS
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Braintree: Recurring Payments through API - Subscriptions and Webhooks

I want to create Recurring Payments/Subscriptions on behalf of my Users by using their Braintree accounts and update the status in my application on each payment but so far I have found that there are certain limitations to it. Plan should be…
Umair Malhi
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Credit card payment in Xamarin

I am developing a mobile app using Xamarin. My main target will be Android devices, but i want to be able to extend to IOS. I want to set up a "marketplace", where you can buy currency, used to buy items in the app. The user should be able to pay…
Bille
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Car booking form - offline payment

I am currently planning a new website for a local car hire company. They want a form where a user can input their personal details, select the car they want to hire and when they want to hire it etc. They do not want to take any form of payment on…
Craig
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Why shall we reverse the digits when we use Luhn's Algorithm for validating a credit card?

I am trying to implement Luhn's Algorithm for validating credit cards, there is a step where we reverse the card number, why is it necessary to reverse the number?
Ambitions
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How can Paypal store credit card numbers and ccv?

How can paypal store credit card numbers and CCV without worrying that the database can be compromised ?
xRobot
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Why doesn't this regex pattern work as intended?

I needed a regex pattern to catch any 16 digit string of numbers (each four number group separated by a hyphen) without any number being repeated more than 3 times, with or without hyphens in between. So the pattern I wrote is…
Vaish MK
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Is it PCI compliant to momentarily save Credit Card in order to pass on to the API and then destroy the field?

I am trying to determine a PCI compliant way to pass on a Credit Card number to the payment API. One of the most obvious ways I can think of is to create a local variable to accept the CC# from the user, pass on to the API and then destroy the…
Vivek Sinha
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Implementation of enhanced Luhn algorithm?

Does anyone know of any implementation of an enhanced or augmented Luhn formula for checking modulus-10 “double-add-double” check digits on payment cards? Enhancement was suggested in this paper:…
Simon Towler
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Can I process credit cards on my website without a shopping cart using PayPal Pro?

I am currently using PayPal's Website Payments Standard to accept credit cards on my website. It is not currently the best option for me because people have to leave my website to enter their credit/debit card details and then return to my site…
three3
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Stripe Integration in Android, what to do after?

I'm developing a credit card payment using Stripe. After creating a Token (which I've done yet), I don't know how to go on. Official documentation says: Using tokens Using the payment token, however it was obtained, requires an API call from your…
Gaetano Dati
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CodeIgniter how to set validation message from function

I'm trying to validate credit card numbers and so far I am able to get a result from it. However, whenever it fails, the validation message for the form won't turn up. I've been trying several methods including setting a callback. I'm not sure what…
JianYA
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How to show lable "pay with card or debit card" option by default in Paypal in-context checkout

I am using a paypal in-context checkout. but it show checkout as guest I want to"pay with card or debit card" There is only option "pay with a credit card or debit card" not appearing in paypal login screen. Can anyone tell me what should I need to…
Nilesh patel
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Is there a standard for communicating with a credit card reader?

I want to build a checkout computer program for store owners. I'd like to be able to figure out the total price in the program, send that amount to a credit card reader, have the reader carry out the transaction, and then report to my application…
user3413723
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Magento Submit Order button not forwarding after security patch update

Magento Submit Order button not forwarding when Credit Card (Authorize.net Direct Post) payment method selected after Magento security patch update Few days ago I have installed Security patch 8788 (PATCH_SUPEE-8788_CE_1.7.0.2_v2-2016-10-14) for…
Pk Ray
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