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Validating a credit card

If you incorporate the following best practices into your payment acceptance process, you will be able to verify the legitimacy of both the card and your customer in each transaction: If during the validation process you discover that the card has been altered in some way or suspect that your customer may not be the legitimate cardholder, make a Code 10 call to your processor’s voice authorization center.You will be connected with the card issuer who will instruct you on how to proceed with the transaction. If the credit card number has 16 digits, double the amount of every digit in the odd-positioned spots, working right to left, before adding it to your list. If the total can be evenly divided by 10, the credit card has a valid number.For credit cards with 15 digits, you would double the digits in the even-positioned spots. If not, you should not process the credit card transaction. Visit Bin-iin.com, or another online credit card validation service.

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Credit card validation is the first step in accepting a credit card payment.

The calculation to compare a credit card number against its check sum is known as the Luhn algorithm.

You can also save time by using an online credit card validator to perform the check sum calculations for you. List each digit of the credit card number, starting with the digit to the left of the check sum and moving to the left.

Currently, there are more than 300,000 unique BIN in our database.

Kindly take note that, the database is accurate but not perfect.


  1. To validate, type the Credit Card or Debit Card Number in the specified field below. Make sure that the Credit Card or Debit Card Number follows the proper.

  2. Credit card numbers are generated according to a specific set of rules. This gives merchants a way to verify the validity of a card number prior to accepting the.

  3. Nov 7, 2011. There are three parts to the validation of the card number PATTERN - does it match an issuers pattern e.g. VISA/Mastercard/etc. CHECKSUM - does it actually.

  4. Allows you to generate credit card numbers for all major brands and also to validate them using the Luhn algorithm.

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