Credit Cards

Here are a couple articles I found about credit cards that you might find interesting.

How Credit Cards Work- gives a history of credit cards as well as how they work with the bank.

Anatomy of Credit Card Numbers- tells how the actual credit card number is made and how you can tell if a number is valid.

Credit Card Magic- more about card numbers.

Card Security Code- Info about the CVV2

Applies to: TIMSS5, TIMSS6, Personify