3712 search results - page 85 / 743 » Role-Based Access Control |
GLOBECOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— This paper investigates distributed medium access control (MAC) to achieve rate guarantee in pulse-based timehopping ultra-wideband (UWB) wireless networks, where the inherent ...
SACMAT
2004
ACM
14 years 1 months ago
2004
ACM
We describe a layered approach to access control for distributed and interoperable computing systems. Firstly, compound access control policies are conceptually specified, using ...
INFOCOM
2000
IEEE
14 years 4 days ago
2000
IEEE
—We address the issue of power-controlled shared channel access in future wireless networks supporting packetized data traffic, beyond the voice-oriented continuous traffic prima...
SACMAT
2009
ACM
14 years 2 months ago
2009
ACM
In this paper, we present a mandatory access control system that uses input from multiple stakeholders to compose policies based on runtime information. In the emerging ubiquitous...
GRID
2005
Springer
14 years 1 months ago
2005
Springer
— Access control in computational grids is typically provided by a combination of identity certificates and local accounts. This approach does not scale as the number of users a...