481 search results - page 88 / 97 » Analyzing and Managing Role-Based Access Control Policies |
ICADL
2003
Springer
14 years 2 months ago
2003
Springer
: Metadata++ is a digital library system that we are developing to serve the needs of the United States Department of Agriculture Forest Service, the United States Department of th...
ACMICEC
2008
ACM
13 years 11 months ago
2008
ACM
Information sharing and protection against leakage is a critical problem especially for organisations having sensitive information. Sharing content between individuals in the same...
SACMAT
2009
ACM
14 years 3 months ago
2009
ACM
We develop the foundations for a theory of Group-Centric Secure Information Sharing (g-SIS), characterize a specific family of models in this arena and identify several direction...
PODS
2008
ACM
14 years 9 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
COMPSAC
2007
IEEE
14 years 3 months ago
2007
IEEE
We present in this paper an adaptive security model for Multi-agent systems. A security meta-model has been developed in which the traditional role concept has been extended. The ...