116 search results - page 4 / 24 » Secure Role-Based Workflow Models |
ACSAC
1998
IEEE
13 years 10 months ago
1998
IEEE
Abstract Role-based access control RBAC has recently received a lot of attention due to its exibility, expressive power and simplicity in administration. In RBAC permissions are as...
AIMS
2008
Springer
13 years 8 months ago
2008
Springer
Abstract. This paper addresses the problem of specifying and establishing secure collaborations between autonomous entities that need to interact and depend on each other in order ...
WORDS
2002
IEEE
13 years 11 months ago
2002
IEEE
This paper shows how role-based access control (RBAC) models can be implemented in distributed object-based systems that follow OMG/CORBA standards. We introduce a novel approach ...
ACSAC
2002
IEEE
13 years 11 months ago
2002
IEEE
The administration of users and access rights in large enterprises is a complex and challenging task. Roles are a powerful concept for simplifying access control, but their implem...
ACISP
1998
Springer
13 years 10 months ago
1998
Springer
Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...