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Yes, this is how it works with all major credit cards as well as many gift cards. You can also find ISO/IEC 7813, the track data standard, on Wikipedia. However
by antiterra 14y ago
Yes, this is how it works with all major credit cards as well as many gift cards. You can also find ISO/IEC 7813, the track data standard, on Wikipedia. However, if you're thinking of programming some kind of payment engine, I urge you to carefully research the security and liability issues you are likely to encounter.
- taf2 14y agothanks, no - no interest just figure this looks simple enough to add as a extra layer of validation before sending card data over the wire... This example, looks pretty straight forward: https://sites.google.com/site/abapexamples/javascript/luhn-validation https://sites.google.com/site/abapexamples/javascript/luhn-v...