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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
34
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4 answers

What's the best option to process credit card payments in Django?

I need to process credit card payments on an app that provides a service outside the U.S. Given that Paypal it's not an option, I was wondering if there other services I could try. What would you recommend?
eos87
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Storing Credit Card Number - PCI?

What are the PCI rules to follow for storing credit card numbers in a database? 1) is this allowed? 2) if so, what rules do we have to follow? Im looking at this site https://www.pcisecuritystandards.org/security_standards/index.php which document…
001
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2 answers

Reading Visa payWave Credit Card Details via NFC on Android

Is it possible to read the credit card details (name, number, expiry) of a Visa payWave card via NFC on a Samsung Galaxy Nexus? What about other NFC-enabled credit cards? If it's not possible, is there some way to retrieve a unique ID from the…
user1233983
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5 answers

Credit Card validation: can Card Name contain non-ASCII characters?

Can the Card Name (i.e. the cardholder name, not the card type) contain non-ASCII characters? Example: "JOSÉ GONZÁLEZ".
Mr Snrub
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29
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5 answers

iOS - Integrating credit card payments

I'm aware that we can integrate in-app purchases with storekit. but i want to integrate payments using credit card. will apple allow to integrate such libraries? Are there any such libraries available where users can use their credit card for…
Satyam
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2 answers

How to mask credit card numbers in log files with Log4J?

Our web app needs to be made PCI compliant, i.e. it must not store any credit card numbers. The app is a frontend to a mainframe system which handles the CC numbers internally and - as we have just found out - occasionally still spits out a full CC…
Péter Török
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27
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3 answers

Storing Credit Card Information

Can I store my users' credit card's expiration date & last 4 digits? The reasons for this is so we can notify the user that their card is about to expire and that they should change their account over to their new card. Storing the last four digits…
Ryan Bigg
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27
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3 answers

Connect a credit card reader to web application?

Is there a way to connect a card reader to my web application (javascript) so that the user don't have to manually type in the credit card information? This web app is for buying products on a store. The user clicks on what items he want to purchase…
ajsie
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26
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4 answers

Identify card type from card number

i have an array of card types that looks something like this var cards = new Array(); cards [0] = {name: "VISA", length: "13,16", prefixes: "4", checkdigit: true}; cards [1] = {name: "VISA_DELTA/ELECTRON", length: "16", prefixes:…
Ghatzi
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25
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2 answers

Android: How to read Magnetic Stripe(credit cards, etc) Data

The actual app is actually a web app but since my first impression is that there is no way to do this with a normal (android) web browser right now, I figured this might be possible with a WebView. Are there card reader attachments out there that…
Hyangelo
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25
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6 answers

Parse Credit Card input from Magnetic Stripe

Does anyone know how to parse a credit card string input from a Magnetic Card Swiper? I tried a JavaScript parser but never got it to work. This is what the input looks…
Chase Florell
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23
votes
6 answers

Online Credit Card Storage?

I am about to inherit and work on a small business retail website that is very poorly designed. Among other things, the greatest concern is with the current credit card processing. Currently, the owner retrieves credit card information (name,…
Stephen Watkins
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23
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3 answers

How to tell credit card's country of origin by its number?

I'm trying to develop an application, which would give access to different services for people from different regions of the world. Let's say, someone enters card number 1111-1111-1111-1111 . How do I use it to tell the country of origin? I know…
Arsen Zahray
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21
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7 answers

Storing partial credit card numbers

Possible Duplicates: Best practices for taking and storing credit card information with PHP Storing credit card details Storing Credit Card Information I need to store credit card numbers within an e-commerce site. I don't intend on storing the…
Joel
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19
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15 answers

Best way to prevent duplicate use of credit cards

We have a system where we want to prevent the same credit card number being registered for two different accounts. As we don't store the credit card number internally - just the last four digits and expiration date - we cannot simply compare credit…
Lars A. Brekken
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