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» TRBAC: a temporal role-based access control model
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ACSAC
2001
IEEE
13 years 11 months ago
Detecting Conflicts in a Role-Based Delegation Model
The RBAC96 access control model has been the basis for extensive work on role-based constraint specification and role-based delegation. However, these practical extensions can als...
Andreas Schaad
NTMS
2008
IEEE
14 years 1 months ago
Time and Location Based Services with Access Control
—We propose an access control model that extends RBAC (Role-Based Access Control) to take time and location into account, and use term rewriting systems to specify access control...
Clara Bertolissi, Maribel Fernández
ACSAC
1998
IEEE
13 years 11 months ago
The RRA97 Model for Role-Based Administration of Role Hierarchies
Abstract Role-based access control RBAC has recently received a lot of attention due to its exibility, expressive power and simplicity in administration. In RBAC permissions are as...
Ravi S. Sandhu, Qamar Munawer
MMMACNS
2005
Springer
14 years 1 months ago
Foundation for a Time Interval Access Control Model
A new model for representing temporal access control policies is introduced. In this model, temporal authorizations are represented by time attributes associated with both subjects...
Francis B. Afinidad, Timothy E. Levin, Cynthia E. ...
DBSEC
2001
129views Database» more  DBSEC 2001»
13 years 9 months ago
Secure Role-Based Workflow Models
: In this paper we introduce a series of reference models for Secure Role-Based Workflow systems. We build our models over the well-known RBAC96 framework. 96 model supports the no...
Savith Kandala, Ravi S. Sandhu