123 search results - page 19 / 25 » D-algebra for composing access control policy decisions |
CCS
2006
ACM
13 years 11 months ago
2006
ACM
The usage control (UCON) model was introduced as a unified approach to capture a number of extensions for traditional access control models. While the policy specification flexibi...
MOBICOM
2003
ACM
14 years 24 days ago
2003
ACM
Routers are expected to play an important role in the IPbased wireless data network. Although a substantial number of techniques have been proposed to improve wireless network per...
EWRL
2008
13 years 9 months ago
2008
We consider planning in a Markovian decision problem, i.e., the problem of finding a good policy given access to a generative model of the environment. We propose to use fitted Q-i...
DIMVA
2009
13 years 8 months ago
2009
The use of dynamic access control policies for threat response adapts local response decisions to high level system constraints. However, security policies are often carefully tigh...
WIOPT
2011
IEEE
12 years 11 months ago
2011
IEEE
Abstract—This paper considers maximizing throughput utility in a multi-user network with partially observable Markov ON/OFF channels. Instantaneous channel states are never known...