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SACMAT
2006
ACM
14 years 1 months ago
Fine-grained role-based delegation in presence of the hybrid role hierarchy
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...
James B. D. Joshi, Elisa Bertino
FGCN
2008
IEEE
152views Communications» more  FGCN 2008»
13 years 9 months ago
Extending the UbiMDR Supporting Situation-Aware Access Control
Ubiquitous computing environment requirement needs information sharing of sensors based on sensor network technology, situation-aware and determination functions and other related...
Jeong-Dong Kim, Dongwon Jeong, Doo-Kwon Baik
WPES
2005
ACM
14 years 1 months ago
Anonymous yet accountable access control
This paper introduces a novel approach for augmenting attributebased access control systems in a way that allows them to offer fully anonymous access to resources while at the sam...
Michael Backes, Jan Camenisch, Dieter Sommer
ECIS
2000
13 years 9 months ago
Secure Access to Medical Data over the Internet
The concept of context-dependent access control has emerged during the last years: Information about the state of a process model of a working environment is combined with general ...
Ulrich Ultes-Nitsche, Stephanie Teufel
SASN
2003
ACM
14 years 26 days ago
Admission control in Peer-to-Peer: design and performance evaluation
Peer-to-Peer (P2P) applications and services are very common in today’s computing. The popularity of the P2P paradigm prompts the need for specialized security services which ma...
Nitesh Saxena, Gene Tsudik, Jeong Hyun Yi