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Authorization based on uncertain evidence and dynamic trust (Research tasks)
nDesigning a declarative language
that allows a
policy maker to express the evidence and trust requirements for assigning a role
nDefining the evaluation semantic on
how to make
role-assignment decision based on the provided evidence set and policies. Developing algorithms based on the evaluation semantics
nIntegrating the uncertain evidence,
dynamic trust
and role assignment and build an authorization framework for secure information access in open
environments