New Key Generation Algorithms for Multilevel Security
- 1 April 1983
- proceedings article
- Published by Institute of Electrical and Electronics Engineers (IEEE)
Abstract
This paper addresses one aspect ofthe problem of access control in a hierarchy.A general scheme is describedwhich allows a user to generate from hisown key the keys of users below him inthe hierarchy. Two implementations ofthis scheme are then proposed andcompared in terms of security andefficiency to an existing one.Keywords
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