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» Argumentation for Access Control
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TSE
1998
96views more  TSE 1998»
15 years 6 months ago
The Use of Cooperation Scenarios in the Design and Evaluation of a CSCW System
—Design and evaluation of groupware systems raise questions which do not have to be addressed in the context of single user systems. The designer has to take into account not onl...
Oliver Stiemerling, Armin B. Cremers
ACSAC
2008
IEEE
16 years 1 months ago
Please Permit Me: Stateless Delegated Authorization in Mashups
Mashups have emerged as a Web 2.0 phenomenon, connecting disjoint applications together to provide unified services. However, scalable access control for mashups is difficult. T...
Ragib Hasan, Marianne Winslett, Richard M. Conlan,...
CSFW
2008
IEEE
16 years 1 months ago
Evidence-Based Audit
Authorization logics provide a principled and flexible approach to specifying access control policies. One of their compelling benefits is that a proof in the logic is evidence ...
Jeffrey A. Vaughan, Limin Jia, Karl Mazurak, Steve...
CCS
2007
ACM
16 years 25 days ago
Automaton segmentation: a new approach to preserve privacy in xml information brokering
A Distributed Information Brokering System (DIBS) is a peer-to-peer overlay network that comprises diverse data servers and brokering components helping client queries locate the ...
Fengjun Li, Bo Luo, Peng Liu, Dongwon Lee, Chao-Hs...
SPC
2005
Springer
16 years 3 days ago
Supporting Dynamically Changing Authorizations in Pervasive Communication Systems
In pervasive computing environments, changes in context may trigger changes in an individual’s access permissions. We contend that existing access control frameworks do not provi...
Adam J. Lee, Jodie P. Boyer, Chris Drexelius, Pras...