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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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Detecting damaged credit card track data

I am developing an application that accepts credit card track data from a USB credit card (swipe) reader. The credit card magnetic strip provides Track1 and Track2. If the data from Track1 is unreadable or damaged, you can get the same information…
Michael Kniskern
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Setting up Heroku addons as a student with no credit card

I am a student and I don't have a credit card and I am using Heroku to deploy my Django application. Files uploaded onto Heroku are not saved so I intended to use Cloudinary to store media files uploaded via my Django app. Is there no other way to…
Spimy
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Verifying Credit Card Number (beyond format)

When asking for a credit card for Authorize.net ARB, how do you verify the card is able to be charged against? I was looking around and saw that the common thing to do is to do a 0.00 AIM charge. Here is what I tried (the following class is from the…
Kevin
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iPhone: How to gather Credit Card information upon swiping with device attached to it?

I want to add credit card swipe feature to my application. What do I need to make it work? All I need is 1. Swipe the card 2. Populate the fields on the view with the card info 3. Store that populated into database(I have an idea in this db part),…
Raj
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Resources/services for PCI compliance? Fix for "Cross-site scripting vulnerability in category parameter" vulnerability?

An auditing firm said we are not PCI compliant, but provided unhelpful instructions on how to resolve the issues. They are clearly hoping we will engage their consulting unit. What resources/services have you used to plug gaps after receiving a PCI…
Crashalot
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payment credit card or paypal using python?

I want to make a desktop application, but I have a problem. I can't find any code or tutorial for payment credit card or paypal for this. Example: I make apps for monthly subscriptions, so I want a code or tutorial that uses a credit card or paypal…
Virus
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How do websites determine if a credit card number is valid?

I was browsing through a web app which had functionality to link credit card, I got reminded that usually these kind of pages have a functionality where they would tell us right away if card number is valid. How do they do this? I think no such…
Mike
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Calculate Deposit Date for Credit Card Processing (ARB) using Authorize.NET?

Our app handles credit card processing and ARB using Authorize.NET. For our QB Integration, we need to calculate the bank deposit date, based on the transaction processed date. I understand how merchant accounts work, and that the Merchant Account…
Dmitri Sunshine
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Braintree python transparent redirect with vault option

Braintree's transparent redirect works beautifully, I don't have to pass any credit card info through my servers, and I'd like to keep it this way. My question is what is the preferred method to allow returning customers to use vaulted credit…
Bill
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solution for credit card acquiring and paypal in the USA for web sites

I'm planning to build a web sites that accepts charges in the USA only. Is there any credit card acquiring software that is easy for a C# ASP.NET web site to implement? Can anyone recommend some? Are there any rules for saving\encrypting credit…
user437631
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How to get the validation message in laravel-validation-rules/credit-card

I used the laravel validator for credit card information as per instructed here. I can finally let it work but my problem is how can I make its result readable by a user. I am also using Laravel validation like this: public static function…
Eem Jee
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Nginx - Password Protect an entire website but keep one folder open

We're using Nginx on the server reserved for development (testing) and we want to prevent anyone outside the company from gaining access to the sites under development. However one of the sites uses online payment and for that a folder need to be…
kalbasit
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Saving credit card information for later charge with Stripe in Woocommerce

We have a Wordpress web-shop and we are using the WooCommerce plugin and Stripe. We need to delay charging the customers until the physical items are shipped but Stripe doesn't have that functionality. We've been told to use saving-cards but we…
andrea
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Validating credit card number using regular expression

Credit Card Number format is : "nnnn nnnn nnnn nnnn" I tested four strings below with this pattern, but the temp3 string unexpectedly returns true. I don't know what's wrong. The regular expression I'm using should validate for four digits and one…
최영훈
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Angular 2 : add hyphen after every 4 digit in input , card number input

i need to add an hyphen after every 4 digit i enter, i am getting this in the console , how can i can achieve this to change in the input in angular 2 Code i used given below .ts mychange(val){ var self = this; var chIbn =…
Aashiq Rathnadas
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