Credit card point of service payment authorization system

摘要

The risk of fraud in point of sale credit card transactions is reduced by providing independently-routed verification by communication between the authorized user of the credit card and the issuer of the credit card through a trusted intermediary.

主权项

1. A system for secure verification of a point of sale transaction, comprising:
(a) a network for allowing a merchant to request authorization of a transaction from a user's bank; (b) a mobile telephone which has been registered with a verifying agency as belonging to said user; (c) a network for communication between said bank and said mobile telephone, suitable for generating a request for confirmation that said transaction is authorized by said user; (d) an application running on said mobile telephone, suitable for sending a signal either confirming or refusing authorization to said bank; and (e) a network for allowing said bank to respond to said merchant with an approval or a denial of authorization in response to said signal from said mobile telephone.