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SACMAT
2009
ACM
12 years 4 months ago
Extending access control models with break-glass
Achim D. Brucker, Helmut Petritsch
SACMAT
2009
ACM
12 years 4 months ago
Evaluating role mining algorithms
While many role mining algorithms have been proposed in recent years, there lacks a comprehensive study to compare these algorithms. These role mining algorithms have been evaluat...
Ian Molloy, Ninghui Li, Tiancheng Li, Ziqing Mao, ...
SACMAT
2009
ACM
12 years 4 months ago
A decision support system for secure information sharing
In both the commercial and defense sectors a compelling need is emerging for highly dynamic, yet risk optimized, sharing of information across traditional organizational boundarie...
Achille Fokoue, Mudhakar Srivatsa, Pankaj Rohatgi,...
SACMAT
2009
ACM
12 years 4 months ago
Symbolic reachability analysis for parameterized administrative role based access control
Role based access control (RBAC) is a widely used access control paradigm. In large organizations, the RBAC policy is managed by multiple administrators. An administrative role ba...
Scott D. Stoller, Ping Yang, Mikhail I. Gofman, C....
SACMAT
2009
ACM
12 years 4 months ago
Safety in discretionary access control for logic-based publish-subscribe systems
Publish-subscribe (pub-sub) systems are useful for many applications, including pervasive environments. In the latter context, however, great care must be taken to preserve the pr...
Kazuhiro Minami, Nikita Borisov, Carl A. Gunter
SACMAT
2009
ACM
12 years 4 months ago
Patient-centric authorization framework for sharing electronic health records
Jing Jin, Gail-Joon Ahn, Hongxin Hu, Michael J. Co...
SACMAT
2009
ACM
12 years 4 months ago
An algebra for fine-grained integration of XACML policies
Collaborative and distributed applications, such as dynamic coalitions and virtualized grid computing, often require integrating access control policies of collaborating parties. ...
Prathima Rao, Dan Lin, Elisa Bertino, Ninghui Li, ...
SACMAT
2009
ACM
12 years 4 months ago
Ensuring spatio-temporal access control for real-world applications
Traditional access control models, such as Role-Based Access Control (RBAC), do not take into account contextual information, such as location and time, for making access decision...
Manachai Toahchoodee, Indrakshi Ray, Kyriakos Anas...
SACMAT
2009
ACM
12 years 4 months ago
Working set-based access control for network file systems
Securing access to files is an important and growing concern in corporate environments. Employees are increasingly accessing files from untrusted devices, including personal hom...
Stephen Smaldone, Vinod Ganapathy, Liviu Iftode
SACMAT
2009
ACM
12 years 4 months ago
Foundations for group-centric secure information sharing models
We develop the foundations for a theory of Group-Centric Secure Information Sharing (g-SIS), characterize a specific family of models in this arena and identify several direction...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...
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