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I'm sorry but I don't understand the rationale behind usage of the tags. Anyways as far I've understood your question my response will be There are professional services who do background verification/auditing of individuals and gather the information to cross verify it. So it itself is a service offering apart from the application you want to use it for ...


2

Your identity is somehow linked to your card and automatically registered the next time you pay, no extra actions required. Your name is on the card, electronically. When they swipe your card the computer reads your name off the mag strip and they know that you're John Doe: Credit/Debit cards follow the ISO/IEC 7813 standard for the data on the mag ...


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An answer to your question will be difficult based on these conditions: What if an already registered loyalty shopper replaces their credit card through its expiring system or a compromise? The system will not be able to identify them unless the operator painstakingly relink that new card to the same customer. A simple cash register machine does not have a ...



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