A new security model for collaborative environments

摘要: Prevalent authentication and authorization models for distributed systems provide the protection of computer resources from unauthorized use. The rules policies that drive access decisions in such are typically configured up front require trust establishment before can be used. This approach does not work well software moderates human-to-human interaction. proposes a new model management supporting collaborative work. supports dynamic addition users to collaboration with very little initial placed into their identity incremental building relationships through endorsements established collaborators. It also recognizes strength when making decisions. By mimicking way humans build naturally support wide variety usage scenarios. Its particular lies ad-hoc collaborations ubiquitous Computer Supported Collaboration Workspace (CSCW) system locations varying levels security.