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Removed an uninformative, poorly written section disputing the value of CVV2 security. I'd like to see a section that discusses the cons of CVV2, but it needs to be well-researched and well-written. |
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* [[American Express]] cards have a 4 digit code printed on the front side of the card above the number, referred to as the "CID", or Card Identification Number. It is printed flat, not embossed like the card number.
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