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» Decentralized access control in distributed file systems
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POLICY
2004
Springer
15 years 7 months ago
Cassandra: Distributed Access Control Policies with Tunable Expressiveness
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...
Moritz Y. Becker, Peter Sewell
WETICE
1998
IEEE
15 years 6 months ago
Authorization and Attribute Certificates for Widely Distributed Access Control
We describe a system whose purpose is to explore the use of certificates for the distributed management of access rights for resources that have multiple, independent, and geograp...
William E. Johnston, Srilekha Mudumbai, Mary R. Th...
ESCIENCE
2006
IEEE
15 years 7 months ago
A Synchronous Multimedia Annotation System for Secure Collaboratories
In this paper, we describe the Vannotea system - an application designed to enable collaborating groups to discuss and annotate collections of high quality images, video, audio or...
Ronald Schroeter, Jane Hunter, Jonathon Guerin, Im...
CSE
2009
IEEE
15 years 8 months ago
Reputation-Based Ontology Alignment for Autonomy and Interoperability in Distributed Access Control
Abstract—Vocabulary alignment is a main challenge in distributed access control as peers should understand each other’s policies unambiguously. Ontologies enable mutual underst...
Daniel Trivellato, Fred Spiessens, Nicola Zannone,...
CDC
2008
IEEE
136views Control Systems» more  CDC 2008»
15 years 8 months ago
Distributed hypothesis testing with a fusion center: The conditionally dependent case
Abstract— The paper deals with decentralized Bayesian detection with M hypotheses, and N sensors making conditionally correlated measurements regarding these hypotheses. Each sen...
Kien C. Nguyen, Tansu Alpcan, Tamer Basar