124 search results - page 12 / 25 » TRBAC: a temporal role-based access control model |
CCS
2004
ACM
15 years 3 months ago
2004
ACM
Comparing the expressive power of access control models is recognized as a fundamental problem in computer security. Such comparisons are generally based on simulations between di...
ICICS
2003
Springer
15 years 2 months ago
2003
Springer
This paper presents a policy-based framework for managing access control in distributed heterogeneous systems. This framework is based on the PDP/PEP approach. The PDP (Policy Deci...
ACSAC
2002
IEEE
15 years 2 months ago
2002
IEEE
In this paper we describe a mainframe access control system (DENT) and its associated delegated administration tool (DSAS) that were used in a financial institution for over 20 y...
FGCN
2008
IEEE
15 years 4 months ago
2008
IEEE
This paper proposes a novel secure query processing model for semantic sensor networks. A semantic sensor network (SSN) is a sensor network which includes semantics of sensory dat...
FIDJI
2004
Springer
15 years 3 months ago
2004
Springer
Abstract. GOLD (Grid-based Information Models to Support the Rapid Innovation of New High Value-Added Chemicals) is concerned with the dynamic formation and management of virtual o...