![]() ![]() ![]() Nowdays there are cards issued by non-banks, like bank-in-an-app services. The Institution ID is the ID of the Bank or Next is the name that is printed on the card. The Expiration Date is a 4 digit number in theįormat of MMYY which means month as 2 digits, and year, also 2 digits. The correct card number is 4000340000000504 Generating the card recordsįor printing on the plastic card, this card number is split in 4 digits groups, with a blank space as a separator. The algorithm makes the Luhn check of the first 15 digits and appends the calculated digit, so This last digit is beingĬalculated with Luhn algorithm. To make calculate a correct card number, we call a function that takes the first 15 characters of this card number, so without the last digit. If you just press the "Generate Cards" button, an initial card number is ![]() How card data generation works Calculating the correct card numberįirst Step is to calculate the card number based on an in initial value or a prefix or BIN. ![]()
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