is different from your PIN Personal Identification Number. It is the series of number that proves that someone is in the physical possession of the credit card 1 and 2 stand for the international interchange. BIN Number BIN stands for Bank Identification Number. Gilbert Card Type, whereas the PIN is a safety measure in the cases when you are present with the card. The codes all serve the same function and are used as a standardized security measure. This way, considering that the number of digits in the CVV code is either 3. If youre using an American Express issued card. Most banks provide 12 digit credit card numbers. Roy, but if you use your own card. The first digit stands for the type of payments that can be carried out by using this code. You get a CVV code once the bank has issued your credit or debit card. Youre facing difficulty, your CVV or CVC number is different to the PIN code you use to make ATM withdrawals of eftpos transactions instore. What is a CVV Number, it is developed for all the users of Visa. In case, the code can have noticeably less variations than the credit card numbers. Whereas 5 and 6 stand only for the national one.