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» On context in authorization policy
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STOC
2006
ACM
122views Algorithms» more  STOC 2006»
14 years 8 months ago
Fast convergence to Wardrop equilibria by adaptive sampling methods
We study rerouting policies in a dynamic round-based variant of a well known game theoretic traffic model due to Wardrop. Previous analyses (mostly in the context of selfish routi...
Simon Fischer, Harald Räcke, Berthold Vö...
CCS
2007
ACM
14 years 1 months ago
A simple and expressive semantic framework for policy composition in access control
In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
Glenn Bruns, Daniel S. Dantas, Michael Huth
DOCENG
2010
ACM
13 years 8 months ago
APEX: automated policy enforcement eXchange
: APEX: Automated Policy Enforcement eXchange Steven J. Simske, Helen Balinsky HP Laboratories HPL-2010-134 Policy, Text Analysis, Policy Server, Policy Editor, Document Systems, ...
Steven J. Simske, Helen Balinsky
CCS
2009
ACM
14 years 8 months ago
Expressive policy analysis with enhanced system dynamicity
Despite several research studies, the effective analysis of policy based systems remains a significant challenge. Policy analysis should at least (i) be expressive (ii) take accou...
Robert Craven, Jorge Lobo, Jiefei Ma, Alessandra R...
MIDDLEWARE
2004
Springer
14 years 29 days ago
On the benefits of decomposing policy engines into components
In order for middleware systems to be adaptive, their properties and services need to support a wide variety of application-specific policies. However, application developers and ...
Konstantin Beznosov