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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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Credit Card Validation and send over mail

I have currently a booking website and I wish to put a form whereby the user inputs his credit card and expiry date. The card is automatically verified and once everything is fine, I want the credit card number and expiry date to be send to an…
ThomasWeb
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Limiting Card Types on Android Pay

The payment processor we are using supports all card types besides Discover for Android Pay. I have been looking all over the place to try and find a way to limit the card types that are supported. The only flags I could find that were somewhat…
Cherub
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2 answers

REGEX remove spaces or dashes, if they are in between numbers

I'm in the process of modifying an existing regex to match Credit Card numbers. Sometimes such numbers are presented as follows that separate the number chunks with spaces or dashes as follows; 3756-4564-2323-3435 3756 6432 3233 435 These types of…
user3148655
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BraintreeHttpClient.setBaseUrl(java.lang.String) on a null object reference

I am using braintree api to get add card in app for payments. It works fines and sometimes crashes randomly, This is my stacktrace, E/AndroidRuntime: FATAL EXCEPTION: Thread-833 Process:…
Reprator
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Using Vb.Net and Square?

This is probably a stupid or easy question, but is it possible to use vb.net with the square app to accept and verify payments? The Api for Square is here https://docs.connect.squareup.com/api/connect/v1/#overview But the functions only seem to…
Jason Shoulders
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3 answers

accept visa and masterCard payment in java application

I am new to this topic, so I don't know what I need to accept payments using credit cards like visa and master card in my java application. Please also give me the code I should write in java to fulfill this task.
user1512999
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Check if inputted zip-code match credit-card's zip code

I'm writing a web form which let user input their zip code and credit card number, then check if the zip code they inputted match the zip code stored in the card's information. I don't think I can push card number on authorize.net api, they will let…
Mee
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How to save Paypal credit card transaction details into database using php?

I want to store Payment transaction details(e.g., transaction_id , payment amount , payment status, date , userid etc.) after payment by credit card on Paypal , into database same as we stores transaction details from Paypal. I have searched but…
Niranjan Singh Chouhan
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Validate credit card

I was asked to implement simple shopping cart by using postgres and jsp for my school project. While I am implementing the project, a curious question arises in my head that: 1. How can I validate the user's input credit card (master/visa or paypal)…
user228229
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credic card page opened automatically

I've added this button to my site. I wish they would open the page that asks for a credit card, and not the one that asks for the login. script src="paypal-button.min.js?merchant=email@gevaelettronica.it" data-button="buynow" …
gioreva
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2 answers

java regex to mask credit card details in log

Here is my request string that is currently being printed in the server log. PaymentRequest{Id=123456, type=CREDIT_CARD, creditCardDetails=CreditCardDetails{type=VISA, name=Some Name, number=1234567890123456, expiry=0316, CCV=000},…
Kaizar Laxmidhar
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Dealing with activeX without form

I have been given a project in which I have to use activeX control without form. That activex control belong to a Card swiper device. So what I have to do is, to create a rest service by which any browser client can access card's swiped data. So I…
Satish2230
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1 answer

php credit card info processing with mail

Is it legal to process credit card information without storing it in a database or anything but sending it by email using php/ssl so it isn't stored on your servers? The point is to have the credit card info stored without having to pay 10 thousand…
Sam Adamsh
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Is it legal to send a credit card number over the air from an iPhone app?

We have a situation where a client would like us to send a CC number to a secure web service via https from our iPhone app. The CC is not being processed on the phone- it just needs to be sent to the web service where it is later processed on the…
Richard Lovejoy
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How do i sort data in a csv file to a standardized output, While reading headers to sort data

INPUT OUTPUT I need to know how can i read different people's details and arrange, as Rahul and Ritu are in the same column so I will need to allot the following transactions after ritu's name to ritu how can I do this? Simmilar for International…
Pallav Vyas
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