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152
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CMS
2006
15 years 8 months ago
2006
In this paper we describe how we have added support for dynamic delegation of authority that is enacted via the issuing of credentials from one user to another, to the XACML model ...
176
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DBSEC
2006
15 years 8 months ago
2006
Access control is a crucial concern to build secure IT systems and, more specifically, to protect the confidentiality of information. However, access control is necessary, but not ...
152
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OPODIS
2004
15 years 8 months ago
2004
The main contribution of this paper is that it shows that it is possible to have reactive distributed trees for counting and balancing with no need for the user to fix manually any...
175
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AAAI
1998
15 years 8 months ago
1998
We discuss what constitutes an integrated system in AI, and why AI researchers should be interested in building and studying them. Taking integrated systems to be ones that integr...
173
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SPLST
2003
15 years 8 months ago
2003
Abstract. Nowadays one of the most common formats for storing information is XML. The size of XML documents can be rather large, and they may contain redundant attributes which can...