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ICDCS
2002
IEEE
14 years 13 days ago
dRBAC: Distributed Role-based Access Control for Dynamic Coalition Environments
Distributed Role-Based Access Control (dRBAC) is a scalable, decentralized trust-management and accesscontrol mechanism for systems that span multiple administrative domains. dRBA...
Eric Freudenthal, Tracy Pesin, Lawrence Port, Edwa...
CIKM
2009
Springer
14 years 2 months ago
Applying differential privacy to search queries in a policy based interactive framework
Web search logs are of growing importance to researchers as they help understanding search behavior and search engine performance. However, search logs typically contain sensitive...
Palanivel Balaji Kodeswaran, Evelyne Viegas
ICOODB
2010
171views Database» more  ICOODB 2010»
13 years 5 months ago
Data Model Driven Implementation of Web Cooperation Systems with Tricia
Abstract. We present the data modeling concepts of Tricia, an opensource Java platform used to implement enterprise web information systems as well as social software solutions inc...
Thomas Büchner, Florian Matthes, Christian Ne...
ICDE
2008
IEEE
129views Database» more  ICDE 2008»
14 years 8 months ago
Optimal Boolean Matrix Decomposition: Application to Role Engineering
Abstract-- A decomposition of a binary matrix into two matrices gives a set of basis vectors and their appropriate combination to form the original matrix. Such decomposition solut...
Haibing Lu, Jaideep Vaidya, Vijayalakshmi Atluri
SACMAT
2009
ACM
14 years 5 days ago
A formal framework to elicit roles with business meaning in RBAC systems
The role-based access control (RBAC) model has proven to be cost effective to reduce the complexity and costs of access permission management. To maximize the advantages offered...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...