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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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Secondary payment processor as a fallback on declines

When doing credit card processing online you see a number of declines from the issuing bank of the end user credit card. Some of these are legitimate (internet payments blocked, no money on the account), but a number of them are also automatic fraud…
Jimmy
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Are there any remote credit card data stores out there which don't manage/process payments, just store the data?

Such a service would act similar to a payment gateway, but not actually authorize or charge the card, and would make our lives easier when it comes to PCI compliance. Our clients want us to hold onto the card information but not act on it. A month…
Igor Nadj
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False alarm: Chrome believes number field is credit card field

I have a form with no credit card fields at all. Still, on one of the number fields, Chrome says Credit card autofill is disabled because this form does not use a secure connection:
João Souza
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3 answers

Prevent "Scan new Card" on chrome

On the Payment page, we have text field for Credit card number. When the field is selected on android phone through chrome browser, it brings up "Scan new card". How to prevent this pop up? Any idea?
user472269
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Swift : Encrypted input for UITextField for Card details

I want to accept Card details as input from user. The condition is that first 10 character will be hidden where as user will be allowed to enter next 6 character. I've used four text field for this (my assumption). Any other suggestion is…
Jayprakash Dubey
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Authorize.net credit card charging in sandbox returns refTransID in response as null

I'm using sandbox account in Authorize.net and processing credit card charging. There is my response: { createTransactionResponse: { 'xmlns:xsi': 'http://www.w3.org/2001/XMLSchema-instance', 'xmlns:xsd': 'http://www.w3.org/2001/XMLSchema', …
user3360846
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Regex for MasterCard

I found the following regex for credit card type MasterCard public static readonly string CreditMasterCard = @"^(5[1 - 5][0 - 9]{14})$"; then I wrote the following code: Regex regexMasterCard = new…
Oleg Sh
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Sending a users credit card number to a printer with PHP

I've been curious about this for awhile and could never find any good information. I used to work at a pizza place that did online ordering. The user would submit their card information and we would run it at the store. I was wondering if someone…
jack
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Calculate CVV from Credit card tracks?

Can I calculate the CVV from the 3 credit card track data? When I scan a card, there is no CVV, just the number, name and service numbers that don't relate to anything else. Ref: Parse Credit Card input from Magnetic Stripe
quantumpotato
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Girocard-Maestro Smartcard reader issues, to read Card Holder Name and IBAN

Following the routines described on this card reader project, and using this AID List , I was able to read a VISA Card without any problems forcing the AID List. Now I have a problem though with reading EC-Karten (Sparkasse Girocard) from…
Mario
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Implenting Credit card processing within PHP MySql Site

I am developing an Ecommerce website and I would like to implement Credit/Debit card processing within the site. I would like to know if there are any good PHP scripts which fully implement this and the payment gateways that provide this service.…
Stanley Ngumo
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verify credit card ownership when processing a payment

In our website we have: - user registration (data includes name and last name) - an embedded payment system (powered by Stripe) Users can purchase items online and we want to be sure that the card they use to pay is actually owned by them, i.e. the…
Marco Gagliardi
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Identify credit/debit card country of origin with Braintree?

I'm aware that the first 6 digits of card numbers represent the Issuer Identification Network (IIN) of the card and this information should in turn identify the country of origin. Does Braintree offer any API to decode this information prior to…
John Rix
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Credit card payment method

I'm creating a online webshop using ASP .net and C#. The website is supposed to receive payment by master card, visa, paypal, and e-transfer. Any reference how can I do that, esp for master card and visa. Is it done via web service? Do i hv to use a…
Rudy
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Credit / Debit Payment without Payment Gateway

I am developing a shopping app. But, for Credit/Debit card payment, I don't want to use Payment Gateway such as Stripe & Authorize.net. Is it possible to make payment without gateways. Or is it necessary to use a gateway?
Hein Zaw Htet
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