116 search results - page 5 / 24 » Secure Role-Based Workflow Models |
ACISP
2008
Springer
14 years 4 months ago
2008
Springer
Abstract. Permission-role assignment is an important issue in rolebased access control (RBAC). There are two types of problems that may arise in permission-role assignment. One is ...
CSFW
2006
IEEE
14 years 3 months ago
2006
IEEE
Role-Based Access Control (RBAC) is a widely used model for expressing access control policies. In large organizations, the RBAC policy may be collectively managed by many adminis...
WER
2007
Springer
14 years 3 months ago
2007
Springer
Role-Based Access Control (RBAC) is increasingly used for ensuring security and privacy in complex organizations such as healthcare institutions. In RBAC, access permissions are g...
ESORICS
2006
Springer
14 years 1 months ago
2006
Springer
User delegation is a mechanism for assigning access rights available to a user to another user. A delegation operation can either be a grant or transfer operation. Delegation for r...
NSPW
1998
ACM
14 years 2 months ago
1998
ACM
Object-based programming is becoming more and more popular and is currently conquering the world of distributed programming models. In object-based systems access control is often...