When using a cash card, the automatic checking of a transaction for its permissibility. In the course of this, the following are checked in particular: – the card validity period, – the correctness of the card number and PIN, and – compliance with an overall financial framework in the settlement period – the credit line. The response may be a rejection, approval, legitimacy check or a request for card collection. – See computer payment, money, electronic, ATM lock, wallet, electronic, cash card, identity verification requirement, card authenticity check, card use file, credit card, network money business, pay green initiative, pay per touch, radio frequency identification, ticketing, electronic.
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University Professor Dr. Gerhard Merk, Dipl.rer.pol., Dipl.rer.oec.
Professor Dr. Eckehard Krah, Dipl.rer.pol.
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