352 search results - page 53 / 71 » Context-sensitive Access Control Model and Implementation |
SSD
2009
Springer
14 years 3 months ago
2009
Springer
The standard database mechanisms for concurrency control, which include transactions and locking protocols, do not provide the support needed for updating complex geographic data i...
COMCOM
2006
13 years 8 months ago
2006
the extensibility and evolution of network services and protocols had become a major research issue in recent years. The 'programmable' and 'active' network par...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
Abstract-- With fast paced growth of digital data and exploding storage management costs, enterprises are looking for new ways to effectively manage their data. One such cost-effec...
CCS
2007
ACM
14 years 2 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract—The deployment of multimedia services in nextgeneration networks is a challenge due to the high configuration complexity of the streaming process in different stationary...