Primary account number (PAN) length issuer identifier in payment account number data field of a transaction authorization request message

Primary account number (PAN) length issuer identifier in payment account number data field of a transaction authorization request message

Transaction data is obtained relating to a current purchase transaction. An account indicator is retrieved. The transaction data is used to transform the account indicator. The transformed account indicator is encrypted to generate an encrypted account indicator.

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Bibliographische Detailangaben
Hauptverfasser: Nadella, Chandrasekhar Rao, Iyer, Ganesh L, Lacoss-Arnold, Jason J, Altemueller, Jeffrey L
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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Beschreibung
Zusammenfassung:Transaction data is obtained relating to a current purchase transaction. An account indicator is retrieved. The transaction data is used to transform the account indicator. The transformed account indicator is encrypted to generate an encrypted account indicator.