688 search results - page 12 / 138 » A Calculus for Access Control in Distributed Systems |
CSE
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—Vocabulary alignment is a main challenge in distributed access control as peers should understand each other’s policies unambiguously. Ontologies enable mutual underst...
TWC
2008
13 years 7 months ago
2008
Abstract--Distributed medium access control (MAC) is essential for a wireless network without a central controller. In previous work of the authors, a distributed MAC scheme has be...
SOUPS
2006
ACM
14 years 1 months ago
2006
ACM
The usability of access control mechanisms in modern distributed systems has been widely criticized but little studied. In this paper, we carefully examine one such widely deploye...
TSP
2008
13 years 7 months ago
2008
A cross-layered slotted ALOHA protocol is proposed and analyzed for distributed estimation in sensor networks. Suppose that the sensors in the network record local measurements of ...
DBSEC
2010
13 years 9 months ago
2010
The intent of peer data management systems (PDMS) is to share as much data as possible. However, in many applications leveraging sensitive data, users demand adequate mechanisms to...