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CIKM
2010
Springer
15 years 4 months ago
Towards a data-centric view of cloud security
Cloud security issues have recently gained traction in the research community, with much of the focus primarily concentrated on securing the operating systems and virtual machines...
Wenchao Zhou, Micah Sherr, William R. Marczak, Zhu...
CCS
2008
ACM
15 years 8 months ago
Assessing query privileges via safe and efficient permission composition
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
BALT
2008
15 years 8 months ago
Flexible Database Platform for Biomedical Research with Multiple User Interfaces and a Universal Query Engine
Biomedical research on human subjects often requires a large amount of data to be collected by personal interviews, Internet based questionnaires, lab measurements or by extracting...
Margus Jäger, Liina Kamm, Darja Krushevskaja,...
HPDC
2008
IEEE
16 years 1 months ago
enabling cross-layer optimizations in storage systems with custom metadata
Today, several data-storage systems allow applications to create and manage custom metadata to improve data search and navigability in large-scale storage systems. Our thesis is t...
Elizeu Santos-Neto, Samer Al-Kiswany, Nazareno And...
DBSEC
2010
152views Database» more  DBSEC 2010»
15 years 8 months ago
Modelling Dynamic Access Control Policies for Web-Based Collaborative Systems
Abstract. We present a modelling language, called X-Policy, for webbased collaborative systems with dynamic access control policies. The access to resources in these systems depend...
Hasan Qunoo, Mark Ryan