640 search results - page 21 / 128 » Access Control for Active Spaces |
CORR
2008
Springer
13 years 8 months ago
2008
Springer
This paper offers several contributions for separation of duty (SoD) administration in role-based access control (RBAC) systems. We first introduce a new formal framework, based o...
COOPIS
2003
IEEE
14 years 2 months ago
2003
IEEE
Awareness has now become a widely accepted central feature in groupware systems. In this context, providing an awareness support consists in delivering to users involved in a colla...
CDC
2009
IEEE
13 years 6 months ago
2009
IEEE
Abstract-- The safety control problem for hybrid automata with imperfect mode information and continuous control is addressed. When the controller does not have access to the mode ...
AINA
2009
IEEE
14 years 3 months ago
2009
IEEE
This paper presents “ConServ1 ”, a web service for context management. ConServ allows smart spaces to access user’s context data according to user-defined policies. This we...
CASES
2006
ACM
14 years 2 months ago
2006
ACM
The continuing miniaturization of technology coupled with wireless networks has made it feasible to physically embed sensor network systems into the environment. Sensor net proces...