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SACMAT
2003
ACM
15 years 10 months ago
PBDM: a flexible delegation model in RBAC
Role-based access control (RBAC) is recognized as an efficient access control model for large organizations. Most organizations have some business rules related to access control...
Xinwen Zhang, Sejong Oh, Ravi S. Sandhu
ACSAC
2002
IEEE
15 years 9 months ago
A Model for Attribute-Based User-Role Assignment
The Role-Based Access Control (RBAC) model is traditionally used to manually assign users to appropriate roles, based on a specific enterprise policy, thereby authorizing them to ...
Mohammad A. Al-Kahtani, Ravi S. Sandhu
CCS
2007
ACM
15 years 10 months ago
Denial of service or denial of security?
We consider the effect attackers who disrupt anonymous communications have on the security of traditional high- and low-latency anonymous communication systems, as well as on the...
Nikita Borisov, George Danezis, Prateek Mittal, Pa...
KIVS
2007
Springer
15 years 10 months ago
Key Exchange for Service Discovery in Secure Content Addressable Sensor Networks
Abstract. Secure Content Addressable Network (SCAN) is an architecture for service discovery in service centric sensor networks that enables dynamic service composition. This paper...
Hans-Joachim Hof, Ingmar Baumgart, Martina Zitterb...
CAISE
2000
Springer
15 years 9 months ago
CHAOS: An Active Security Mediation System
With the emergence of the Internet, collaborative computing has become more feasible than ever. Organizations can share valuable information among each other. However, certain user...
David Liu, Kincho H. Law, Gio Wiederhold