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Published byOswald Potter Modified over 9 years ago
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An average pin. The chip.
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Main function The chip and pin system is a safe way to make payment with a credit/debit card in the UK and Ireland.
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Input – process - output The input is choosing how much to put in or out. The chip processes this with the machine. And give you the output of how much you wanted to put in or out.
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history Credit cards used magnetic stripes to read accounted data and a signature to verify. This magnetic stripe could be recreated easily for criminal use. Before that was cash.
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