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177
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INFOCOM
2008
IEEE
16 years 13 days ago
2008
IEEE
Abstract. One important problem for such public broadcast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS f...
140
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CSFW
2007
IEEE
16 years 11 days ago
2007
IEEE
We address the programmatic realization of the access control model of security in distributed systems. Our aim is e the gap between abstract/declarative policies and their concre...
138
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BIRTHDAY
1997
Springer
15 years 10 months ago
1997
Springer
We study a Lindenmayer-like parallel rewriting system to model the growth of filaments (arrays of cells) in which developmental errors may occur. In essence this model is the fuzz...
147
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IJCAI
2001
15 years 7 months ago
2001
The progressive processing model allows a system to trade off resource consumption against the quality of the outcome by mapping each activity to a graph of potential solution met...
165
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JHSN
2006
15 years 6 months ago
2006
We present a refined model for Role Based Access Control policies and define a risk measure for the model, which expresses elements of the operational, combinatorial and conflict ...