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» Access control for XML: a dynamic query rewriting approach
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ICDE
2008
IEEE
140views Database» more  ICDE 2008»
14 years 8 months ago
A Security Punctuation Framework for Enforcing Access Control on Streaming Data
The management of privacy and security in the context of data stream management systems (DSMS) remains largely an unaddressed problem to date. Unlike in traditional DBMSs where acc...
Rimma V. Nehme, Elke A. Rundensteiner, Elisa Berti...
DBSEC
2006
160views Database» more  DBSEC 2006»
13 years 8 months ago
On Finding an Inference-Proof Complete Database for Controlled Query Evaluation
Abstract. Controlled Query Evaluation (CQE) offers a logical framework to prevent a user of a database from inadvertently gaining knowledge he is not allowed to know. By modeling t...
Joachim Biskup, Lena Wiese
SBBD
2004
128views Database» more  SBBD 2004»
13 years 8 months ago
Integrating Heterogeneous Data Sources in Flexible and Dynamic Environments
Flexible and dynamic environments are characterized by high independence from connection participants, low control over available services and high tolerance to communication fail...
Angelo Brayner, Marcelo Meirelles
DPD
2007
100views more  DPD 2007»
13 years 7 months ago
Sharing hierarchical context for mobile web services
Context has the potential to enhance Web services in mobile environments to a great extent. Yet, challenges such as bandwidth restriction or dynamic changes require considerations ...
Christoph Dorn, Schahram Dustdar
ECHT
1992
13 years 11 months ago
Hyperform: Using Extensibility to Develop Dynamic, Open and Distributed Hypertext Systems
An approach to exible hyperbase hypertext database support predicated on the notion of extensibility is presented. The extensible hypertext platform Hyperform implements basic hyp...
Uffe Kock Wiil, John J. Leggett