89 search results - page 3 / 18 » The Efficient Maintenance of Access Roles with Role Hiding |
IRI
2005
IEEE
13 years 11 months ago
2005
IEEE
Role-Based Access Control (RBAC) models have emerged as a leading access control approach for today’s information systems. Hybrid role hierarchies introduced in the Generalized ...
GRID
2007
Springer
13 years 5 months ago
2007
Springer
In this paper, we present a role-based access control method for accessing databases through the Open Grid Services Architecture – Data Access and Integration (OGSA-DAI) framewor...
COMPSEC
2010
13 years 3 months ago
2010
In this paper we address the problem of reducing the role mining complexity in RBAC systems. To this aim, we propose a three steps methodology: first, we associate a weight to rol...
ISI
2004
Springer
13 years 11 months ago
2004
Springer
Through their misuse of authorized privileges, insiders have caused great damage and loss to corporate internal information assets, especially within the Intelligence Community (IC...
ICDE
2008
IEEE
14 years 7 months ago
2008
IEEE
Abstract-- A decomposition of a binary matrix into two matrices gives a set of basis vectors and their appropriate combination to form the original matrix. Such decomposition solut...