Payment cards. For questions about storing credit card numbers, see also pci-dss. For questions involving the physical object, see also smartcard (if the card has a chip).

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3
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2answers
82 views

Dealing with credit card data that is not charged directly

I have a client who is a reseller for vacation packages. For years they've had a payment form on their site where the end user would fill out their credit card data and the information is emailed to ...
2
votes
0answers
163 views

visa gift cards untraceable?

I was in a retail store today, and these people were discussing how easy it is for people to use stolen credit cards, and buy those visa gift cards without being traced after they purchase the gift ...
2
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0answers
93 views

Which keys does a bank typically exchange with a card scheme?

I'm trying to understand the different EMV-related keys that are shared between a bank who issues EMV cards and a card scheme, such as Visa or MasterCard. I understand the bank would typically ...
1
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0answers
52 views

Proper credit card encryption for use in a blacklist

I have a general encryption question. I have read through many of the encryption related questions here and I can't find any specifically addressing my concern. This is the hypothetical scenario: I ...
1
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0answers
43 views

Telling the difference between a prepaid card and credit/debit card

In order to stop people abusing free trials, we can make sure new users are not reusing data from existing users and therefore not just signing up with a new account every month. It is reasonably ...
1
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0answers
53 views

Collecting Pre-Authorized Debit (PAD) & Credit Card (PACC) Agreements Electronically

I am looking for best practices regarding the collection of Pre-Authorized Debit (PAD) agreements electronically. The Canadian Payment Association only seems to provide the following statement ...
1
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0answers
60 views

Using chip and pin credit card for authentication?

I'd like to use a chip and pin credit card for authentication, that is to register a card into a system and then use it to log in (for demo/entertainment purposes only so bulletproof security isn't ...