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Date: 2006-12-04 08:09:23Access control Computer security User Collaborative software Authorization Group Operating system Security Identity management Computing | A Group-based Authorization Model for Cooperative Systems Klaas Sikkel GMD-FIT, German National Research Center for Information TechnologyAdd to Reading ListSource URL: www.ecscw.orgDownload Document from Source WebsiteFile Size: 890,13 KBShare Document on Facebook |