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  2. What do the numbers on your credit card mean? - AOL

    www.aol.com/finance/numbers-credit-card-mean...

    Credit card numbers are either 15 or 16 digits, with each digit having its own meaning and purpose. Keeping your credit card number safe can help prevent fraudulent purchases and the stress they ...

  3. What Do Credit Card Numbers Mean? - AOL

    www.aol.com/credit-card-numbers-mean-000019202.html

    However, the account number is nine digits in length for the typical 16-digit number. Given that the IIN is always six digits, that leaves one last digit to round out your card number. 4.

  4. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    Payment card numbers are composed of 8 to 19 digits, [1] The leading six or eight digits are the issuer identification number (IIN) sometimes referred to as the bank identification number (BIN). [2]: 33 [3] The remaining numbers, except the last digit, are the individual account identification number. The last digit is the Luhn check digit.

  5. Card security code - Wikipedia

    en.wikipedia.org/wiki/Card_security_code

    The card security code is not encoded on the magnetic stripe but is printed flat. American Express cards have a four-digit code printed on the front side of the card above the number. Diners Club, Discover, JCB, Mastercard, and Visa credit and debit cards have a three-digit card security code. The code is the final group of numbers printed on ...

  6. Talk:Payment card number - Wikipedia

    en.wikipedia.org/wiki/Talk:Payment_card_number

    All 13-digit account numbers have since been migrated to 16-digit account numbers. [/quote] is totally wrong. There are today (11-12-13) 479 account ranges defined by Visa that can use 13-digit PANs. They are, slowly, being migrated to 16 digit numbers but this can and will take years.

  7. Virtual Credit Card Numbers: Extra Safety or False Security ...

    www.aol.com/2011/08/11/virtual-credit-card...

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  8. Check digit - Wikipedia

    en.wikipedia.org/wiki/Check_digit

    The final character of a ten-digit International Standard Book Number is a check digit computed so that multiplying each digit by its position in the number (counting from the right) and taking the sum of these products modulo 11 is 0. The digit the farthest to the right (which is multiplied by 1) is the check digit, chosen to make the sum correct.

  9. ISO/IEC 7812 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_7812

    The account number is variable in length with a maximum of 12 digits when used in conjunction with a six digit IIN. When using an eight digit IIN, the maximum total length of the primary account number (PAN) remains at 19 digits. The PAN comprises the IIN, the individual account identifier, and the check digit, so when using an eight digit IIN ...