798 search results - page 50 / 160 » Comparing the expressive power of access control models |
DBSEC
2009
13 years 10 months ago
2009
Abstract. We present a new access control mechanism for P2P networks with distributed enforcement, called P2P Access Control System (PACS). PACS enforces powerful access control mo...
DATE
2005
IEEE
14 years 2 months ago
2005
IEEE
As compared to a large spectrum of performance optimizations, relatively little effort has been dedicated to optimize other aspects of embedded applications such as memory space r...
CORR
2010
Springer
13 years 9 months ago
2010
Springer
Abstract--We study the design of media streaming applications in the presence of multiple heterogeneous wireless access methods with different throughputs and costs. Our objective ...
VTC
2006
IEEE
14 years 2 months ago
2006
IEEE
— This paper focuses on the modelling of the reverse link of a WCDMA system in a non-homogeneous environment. Multiple traffic spatial and service non-uniformities are considered...
IPPS
2003
IEEE
14 years 2 months ago
2003
IEEE
In this paper, SIMD and MIMD solutions for the realtime database management problem of air traffic control are compared. A real-time database system is highly constrained in a mul...