17 search results - page 1 / 4 » A simple and expressive semantic framework for policy compos... |
CCS
2007
ACM
13 years 11 months ago
2007
ACM
In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
RBAC
1997
13 years 6 months ago
1997
The RBAC metaphor is powerful in its ability to express access control policy in terms of the way in which administrators view organizations. The functionality of simple Role Base...
CCS
2005
ACM
13 years 10 months ago
2005
ACM
In a reputation-based trust-management system, agents maintain information about the past behaviour of other agents. This information is used to guide future trust-based decisions...
WORDS
2005
IEEE
13 years 10 months ago
2005
IEEE
This paper presents a framework for verifying the access control requirements of real-time application systems such as workflow management systems and active databases. The tempor...
SP
2002
IEEE
13 years 4 months ago
2002
IEEE
We introduce the RT framework, a family of Rolebased Trust-management languages for representing policies and credentials in distributed authorization. RT combines the strengths o...