System for structured encryption of payment card track data with additional security data

A system may include a point-of-sale system that gathers payment card track data from a payment card and a payment gateway that processes the track data to authorize purchase transactions. Discretionary data in a discretionary field of the track data may be compressed to create space that may be use...

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Bibliographische Detailangaben

1. Verfasser:	Spies Terence
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES PHYSICS SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR
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