374 search results - page 65 / 75 » Managing Delegation in Access Control Models |
AINA
2007
IEEE
14 years 1 months ago
2007
IEEE
In hierarchical distributed systems, shared data access can be controlled by assigning user groups single cryptographic keys that allow high level users derive low level keys, but...
ICDIM
2007
IEEE
14 years 1 months ago
2007
IEEE
: This paper proposes a context-aware security service providing multiple authentications and authorization from a Security Level which is decided dynamically in a context-aware en...
COOPIS
1998
IEEE
13 years 11 months ago
1998
IEEE
This paper reports on a practical implementation of a context mediator for the fixed income securities industry. We describe industry circumstances and the data and calculation se...
IIR
2010
13 years 5 months ago
2010
In this paper we present a general purpose solution to Web content perusal by means of mobile devices, named Social Context-Aware Browser. This is a novel approach for the informa...
ICDE
2009
IEEE
14 years 8 months ago
2009
IEEE
Over recent years there has been increased level of discussion on utility pricing for software. The focus of these discussions is to create new operating cost models where the unit...