Software Upgrades Using Tokens and Existing Licenses

An upgrade to a computer program is associated with a token which is in turn associated with the original key for the computer program. In particular, given the original key, a publisher provides a token for the upgrade which is digitally signed and associated with the original key. The token also c...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JAYARAMAN HARIHARAN, PERLMAN BRIAN, VENKATACHALAM RAMA KRISHNAN, ZHANG NING, HORAL MIKAEL, BOSTANCI HAKKI
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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