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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

1191 questions
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How to get Credit Card Information using CyberSource?

In my project I use Cybersource (a credit card processing service). I need a way to get the user card information (especially credit card number), considering that in database I store only the orderID and the transactionCode for a payment. Is there…
Emanuel
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How to determine which number in a series is the invalid credit card number

I am needing help with a credit card validation script. I have figured out how to determine if a credit card is valid/invalid but what I am needing is this: If someone enters an invalid credit card number, is there a way to determine which number…
three3
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Handling Data for Credit Card Transaction with Payment Form Hosted on Website

While developing a credit card transaction page for a website to transmit data to the payment gateway, I notice that many input options are available. The return response from the payment gateway also contains a myriad of data. Listed below are some…
Question Overflow
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Credit card hardware and API for WP7

Is there a hardware credit card swipe, like square up, for Windows phone 7 that also includes an API to get the credit card data?
CSharpAtl
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Adding credit card to google pay/ apple pay

I'm going to integrate my flutter application with GooglePay and ApplePay. However, I cannot find the guide or any plugin to add credit card from my application to Google Wallet/ Apple Wallet. Is there are any reference for me? many thanks. I only…
invu
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Data Discrepancy Between Shopify Online Store Revenue And Google Analytics

I am seeing a discrepancy in my shopify store and google analytics ecommerce revenue tracking. After few hours attempts in testing, I realized that only when I choose credit card as payment method, this occurs. In settings -> checkout I have a…
Roshan Zaid
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How do I store data for payment processing on a confirmation page?

I am adding a "confirm your payment" page to my new ASP.NET MVC 3 project. After validating the input, I then display a confirm page to allow the user to make sure they entered everything correctly. My next problem is how do I "store" the data…
Mike Wills
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How to enable option of scan a new card option in keyboard in Android app compose

Recently I observed that in few Android apps on clicking the field of credit card input, there comes an option of "Scan a new card" & after scanning it fills the input field with card details. How can I do it in my app for compose I have tried using…
Ujjwal Kumar Maharana
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PHP library that implements MPI - Verified by Visa and SecureCode?

What are the solutions? Anything open source. If only commercial applications, what are they?
Anon21
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EMV INTERNAL AUTHENTICATE 6985 Respond

I am trying to a Dynamic Data Authentication (DDA). But when I sent the INTERNAL AUTHENTICATE I got 6985 responds. I am not sure What I am doing wrong. This are my APDU commands and…
mysaes_jgo
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Credit card name format?

We are implementing payment solution, and question has emerged as to where you can find information about standards that reglament the character usage in the name of the card. At the moment we are stripping [^a-zA-Z0-9.-] out of the user input, but…
jancha
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How can I get credit card image from customers card number?

I am working on a feature for a React Native app (and React web app) that allows users to save their payment methods in their virtual wallet within the app. When the user enters their card information, I want to get the actual image of the card to…
Joe Wilson
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Braintree Transaction Fee

I am struggling to find any mention of the Braintree Transaction Fee in the transaction reports. Braintree fees can seemingly only be found by individual transaction ID in the merchant statement->Transaction Fee Report, however this is only…
SamuraiMelon
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How do I get my NFT picture to show in Crossmint

I am using www.crossmint.io to accept credit cards on my NFT drop. For some reason, the image preview is showing a green leaf (crossmint logo) instead of my NFT collection image. This is my code:
alfongj
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PN5180 SEND PPSE COMMAND (For EMV Cards)

I have a pn5180 reader. I can send WUPA command to an EMV card (ISO 14443-A) with PN5180. I can also get the UID information of the card. I can also send a RATS command to the card and get the ATS statement, which is the answer. However, after…
Deniz
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