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» TRBAC: a temporal role-based access control model
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TKDE
2008
177views more  TKDE 2008»
13 years 7 months ago
Analyzing and Managing Role-Based Access Control Policies
Today more and more security-relevant data is stored on computer systems; security-critical business processes are mapped to their digital counterparts. This situation applies to ...
Karsten Sohr, Michael Drouineaud, Gail-Joon Ahn, M...
IRI
2005
IEEE
14 years 1 months ago
Towards administration of a hybrid role hierarchy
Role-Based Access Control (RBAC) models have emerged as a leading access control approach for today’s information systems. Hybrid role hierarchies introduced in the Generalized ...
Suroop Mohan Chandran, James B. D. Joshi
SEC
2007
13 years 9 months ago
Extending Role Based Access Control Model for Distributed Multidomain Applications
This paper presents the results related to the development of a flexible domain-based access control infrastructure for distributed Grid-based Collaborative Environments and Comple...
Yuri Demchenko, Leon Gommans, Cees de Laat
NSPW
1998
ACM
13 years 11 months ago
Meta Objects for Access Control: a Formal Model for Role-Based Principals
Object-based programming is becoming more and more popular and is currently conquering the world of distributed programming models. In object-based systems access control is often...
Thomas Riechmann, Franz J. Hauck
JHSN
2006
100views more  JHSN 2006»
13 years 7 months ago
Reconfiguring Role Based Access Control policies using risk semantics
We present a refined model for Role Based Access Control policies and define a risk measure for the model, which expresses elements of the operational, combinatorial and conflict ...
Benjamin Aziz, Simon N. Foley, John Herbert, Garre...