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Search term: card number. 2 results
Bank card number validation
The calculator checks a bank card number using Luhn algorithm, it also determines the card issuer according to Issuers handbook.
Bank card number
- Luhn algorithm
Calculates digit sequence checksum using Luhn algorithm (mod 10), calculates validation digit (the digit to be appended to the digit sequence to make whole sequence ckecksum equal to zero).
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