Sciweavers

1472 search results - page 13 / 295
» Access control in virtual environments
Sort
View
ICDCS
2002
IEEE
15 years 6 months ago
dRBAC: Distributed Role-based Access Control for Dynamic Coalition Environments
Distributed Role-Based Access Control (dRBAC) is a scalable, decentralized trust-management and accesscontrol mechanism for systems that span multiple administrative domains. dRBA...
Eric Freudenthal, Tracy Pesin, Lawrence Port, Edwa...
IFIP
2003
Springer
15 years 7 months ago
A Probabilistic Topology Unaware TDMA Medium Access Control Policy for Ad Hoc Environments
The design of an efficient Medium Access Control (MAC) is challenging in ad-hoc networks where users can enter, leave or move inside the network without any need for prior configu...
Konstantinos Oikonomou, Ioannis Stavrakakis
SIGCSE
2005
ACM
192views Education» more  SIGCSE 2005»
15 years 7 months ago
Ubiquitous presenter: increasing student access and control in a digital lecturing environment
The University of Washington’s Classroom Presenter lecturing system enables an active lecturing environment by combining a standard electronic slide presentation format with the...
Michelle Wilkerson, William G. Griswold, Beth Simo...
MOBILWARE
2009
ACM
15 years 8 months ago
A Quality of Context-Aware Approach to Access Control in Pervasive Environments
Alessandra Toninelli, Antonio Corradi, Rebecca Mon...