798 search results - page 33 / 160 » Comparing the expressive power of access control models |
MSWIM
2005
ACM
14 years 1 months ago
2005
ACM
We investigate the impact of power control on latency in wireless ad-hoc networks. If transmission power is increased, interference increases, thus reducing network capacity. A no...
WIOPT
2010
IEEE
13 years 5 months ago
2010
IEEE
Scheduling of transmissions is one of the most fundamental problems in the context of wireless networks. In this article, we consider the problem of computing power efficient sched...
DBSEC
2001
13 years 9 months ago
2001
In this paper, our objective is to define a security model for regulating access to XML documents. Our model offers a security policy with a great expressive power. An XML documen...
ACISP
2003
Springer
14 years 27 days ago
2003
Springer
Abstract. This paper examines the access control requirements of distributed health care information networks. Since the electronic sharing of an individual’s personal health inf...
EUROSYS
2007
ACM
14 years 4 months ago
2007
ACM
We describe a new design for authorization in operating systems in which applications are first-class entities. In this design, principals reflect application identities. Access c...