90 search results - page 4 / 18 » A Spatio-temporal Role-Based Access Control Model |
ECTEL
2007
Springer
14 years 1 months ago
2007
Springer
Search engine-based features are a basic interaction mean for users to find information inside a Web-based Learning Management Systems (LMS); nonetheless, traditional solutions la...
AIMSA
2008
Springer
14 years 1 months ago
2008
Springer
Since its formalization RBAC has become the yardstick for the evaluation of access control formalisms. In order to meet organizational needs, it has been extended along several di...
JHSN
2006
13 years 7 months ago
2006
We present a refined model for Role Based Access Control policies and define a risk measure for the model, which expresses elements of the operational, combinatorial and conflict ...
ESORICS
2006
Springer
13 years 11 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...
ACSAC
2002
IEEE
14 years 14 days 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...