170 search results - page 2 / 34 » Risk management in dynamic role based access control systems |
JHSN
2006
13 years 4 months ago
2006
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 ...
RBAC
1997
13 years 5 months ago
1997
Role Based Access Control is only a subset of the security management and distributed systems management. Yet, the characteristics and use of the role objects in RBAC or Role Base...
DBSEC
2010
13 years 5 months ago
2010
Abstract. We present a modelling language, called X-Policy, for webbased collaborative systems with dynamic access control policies. The access to resources in these systems depend...
ISORC
2008
IEEE
13 years 10 months ago
2008
IEEE
In this paper, a Role-based Access Control (RBAC) model is applied and extended to a multimedia version called Multi-Role Based Access Control (MRBAC), which can fully support the...
TKDE
2008
13 years 4 months ago
2008
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 ...