706 search results - page 51 / 142 » Access Control: Policies, Models, and Mechanisms |
WOWMOM
2006
ACM
14 years 2 months ago
2006
ACM
We investigate the problem of efficient resource control for elastic traffic in IEEE 802.11e’s Enhanced Distributed Channel Access (EDCA) mechanism. Our approach considers an ...
DANCE
2002
IEEE
14 years 1 months ago
2002
IEEE
In this paper we define and provide a general construction for a class of policies we call dynamic policies. In most existing systems, policies are implemented and enforced by ch...
ACSAC
1999
IEEE
14 years 1 months ago
1999
IEEE
This paper argues that Napoleon, a flexible, role-based access control (RBAC) modeling environment, is also a practical solution for enforcing business process control, or workflo...
ICEBE
2009
IEEE
13 years 6 months ago
2009
IEEE
Privacy has been acknowledged to be a critical requirement for many business environments. A variety of uncertainty and mutability poses challenges when sharing resources must happ...
IPPS
2009
IEEE
14 years 3 months ago
2009
IEEE
When investigating the performance of running scientific/ commercial workflows in parallel and distributed systems, we often take into account only the resources allocated to the ...