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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 accept credit cards for point of sale in iOS

I'm upgrading my POS app for iOS. I want to provide the ability for my customer to accepts credit cards for sale THEIRS products. My app is international, mainly latin-america, so I prefer a worldwide-solution (even if is necessary to support…
mamcx
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How to create a recurrent payment with varying amount each month with paypal?

I'm trying to create a "subscription plan" with varying amount with paypal, only accepting credit card and paypal. And I want the UI to look like the one in Grooveshark.com when you choose to upgrade to Grooveshark anywhere, except that the plan…
einstein
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Detect non MFI register card reader to iPhone

I want to create a one application for communication of card reader with iPhone via dock connector. but problem is there my card reader accessory is not a MFI registered. so i cant get any kind of notification when i connect or disconnect device so…
Raj
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ActiveMerchant requiring pin?

I am using activemerchant in a rails application like this ActiveMerchant::Billing::Base.mode = :test ::GATEWAY = ActiveMerchant::Billing::UsaEpayGateway.new( :login => "SOMEKEY" ) and I keep getting this error code error_code:…
Matt Elhotiby
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Making ad-hoc card charges

I have a requirement to make ad-hoc charges to users credit cards. As I don't want to get anywhere near having to worry about credit card storage and all the associated stuff that comes with it I'm looking for a middleman service that would handle…
Neil Middleton
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Building an app that rounds given user's credit card purchases to the dollar and gives the remainder to charity. Which API's are available to me?

I am trying to build an app that takes user's credit card information credentials, intercepts each of their transactions, and rounds the transaction up the nearest dollar. It will then give the difference to a charity. Are there any API's available…
Erik Åsland
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Shopify Fraud 'Card Testing' Orders

my customer has a Shopify website, and lately he's getting many "card testing fraud" orders. I thought that Google ReCaptcha on the checkout page will solve this issue, but apparently it didn't (he still getting a lot of those orders). I would love…
benjah
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Process Credit Card Swipe Input On Angular Form Control With Validation

I have an angular application that takes credit card payment. I also have a credit card swiper that works as a card reader. Although I am able to read the credit card data, when the credit card is swiped, it fills the credit card input field with…
z123
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Google Cloud Credit Card Verification Issue - Temporary Charge Not Showing

I'm currently setting up my Google Cloud Platform (GCP) account and facing an issue with the credit card verification process. After entering my card details, GCP informs me that they will make a small, temporary charge to my account for…
Carlo
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Credit Card Swiper Javascript Keeps Going

I've got a script that binds to the keyup event as a page is loaded, this sets the cursor into the first field and then when the credit card is swiped it chops up the magnetic stripes data, but currently the code seems to be running multiple times…
Charlie Oliver
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Heroku: Unable to verify address information, how to solve this?

I'm trying to add credit card information to my Heroku account but I keep having the above error message. Even all the information I entered is correct. Is there anyone with this solution out there? please.
Maxwell
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Compilation Error: iMagRead card reader library for iOS

I am trying to implement iMagRead card reader library for iOS. But getting following error: /iMagReadSDK/Lib/libiMagRead.a, file is universal (armv7,armv7s) but does not contain the arm64 architecture: /iMagReadSDK/Lib/libiMagRead.a Undefined…
Rajender Kumar
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Is it possible to accept credit card payments on a static site?

I use GitHub pages to host a website. I currently accept payments through paypal.me but would like to add credit card payments, and it looks like I need a server backend to use PayPal's "integration" feature. Is there any way to accept credit card…
BigMistake
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How to Update Credit Card Details in Shopify via API?

I am looking for an endpoint/api to use for updating credit card details e.g. credit card number, expiry, and CVV. But i am struggling to find any API from shopify documentation to do this, I tried to use the customer endpoint/api but there is no…
Abdul Qayyum
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I want to mask a credit card input in html. How? NO NUMBERS SHOWING AT ALL EVER. Must work with auto-complete

I'm trying to write html to accept credit card information without showing what the user types on the screen. I want it replaced with black dots or asterisks. I also want it to auto-complete from my browser's stored credit card info. This seems so…
user11784354
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