170 search results - page 8 / 34 » Risk management in dynamic role based access control systems |
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VLDB
2008
ACM
15 years 12 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
ICECCS
2005
IEEE
15 years 5 months ago
2005
IEEE
This paper articulates a system design for the secure role based messaging model built based on existing messaging systems, public key infrastructures, and a privilege management ...
POLICY
2004
Springer
15 years 5 months ago
2004
Springer
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...
LOCA
2009
Springer
15 years 6 months ago
2009
Springer
With proliferation of ubiquitous computing, digital access is facing an increasing risk since unauthorized client located at any place may intrude a local server. Location Based Ac...
ACSAC
1998
IEEE
15 years 4 months ago
1998
IEEE
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...