5353 search results - page 1 / 1071 » Modelling Contexts in the Or-BAC Model |
CSSE
2004
IEEE
13 years 4 months ago
2004
IEEE
Even though the final objective of an access control model is to provide a framework to decide if actions performed by subjects on objects are permitted or not, it is not convenie...
ACSAC
2003
IEEE
13 years 10 months ago
2003
IEEE
As computer infrastructures become more complex, security models must provide means to handle more flexible and dynamic requirements. In the Organization Based Access Control (Or...
IEEEARES
2008
IEEE
13 years 11 months ago
2008
IEEE
During interoperability exchanges, organizations are jointly conducting computation and sharing tasks. However, organizations can have different security policies. To guarantee g...
MEDES
2010
ACM
12 years 11 months ago
2010
ACM
In this paper, we describe a security model where users are allowed to control their obligations partially or totally, depending on the security policy. The main motivation of our...
ASIAN
2007
Springer
13 years 9 months ago
2007
Springer
Current information systems are more and more complex. They require more interactions between different components and users. So, ensuring system security must not be limited to us...