Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate
2007-10-09
2007-10-09
Revak, Christopher (Department: 2131)
Information security
Prevention of unauthorized use of data including prevention...
Access control
C713S176000, C705S059000
Reexamination Certificate
active
10186003
ABSTRACT:
Digital content is encrypted according to a content key (CK) to form (CK(content)) and such (CK(content)), a license generator, a start-up file, and license-generating information are placed on a digital storage medium. The license generator is for generating a digital license corresponding to the placed content, where the generated license has the content key (CK) therein. The start-up file is read and executed when the medium is mounted to a computing device, and the executed start-up file executes the license generator The license generating information includes the content key (CK) and any terms, conditions, rules, and/or requirements to be built into the license.
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Paddleford John
Parks M. Jay
Sahasrabudhe Sandeep
Strom Clifford P.
Microsoft Corporation
Revak Christopher
Woodcock & Washburn LLP
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