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A) I have bought many a VISA gift card. While no registration is required, if you wish to purchase items online you need to register a ZIP code. You could enter your ZIP or a ZIP from across the country, as long as it lines up with the billing information you give the online merchant (the one the transaction will go through provided there are funds). B) ...


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Tokenization just uses random number generators to generate a certain ID and link that ID to a card, there is no way you can for instance reverse engineer the token from a card number or vice versa. Sometimes the last 4 digits are kept as part of the token to display to the user. This is useful for certains shops, like Amazon, where a user might have ...



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