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Method for enforcing update of software

IP.com Disclosure Number: IPCOM000015862D
Original Publication Date: 2002-Jul-20
Included in the Prior Art Database: 2003-Jun-21

Publishing Venue

IBM

Abstract

Disclosed is the method for a software provider to ensure that all users are running the latest version, while allowing them to avoid sending any information when they purchase or upgrade the software. This method is also applicable to the software running in the environment disconnected from a network. Primitive token Function for verifying token S 0 S 1 S t