223 search results - page 31 / 45 » Relationship-based access control: protection model and poli... |
SACMAT
2006
ACM
14 years 2 months ago
2006
ACM
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...
SACMAT
2003
ACM
14 years 1 months ago
2003
ACM
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...
CCS
2008
ACM
13 years 10 months ago
2008
ACM
Virtual machines are widely accepted as a promising basis for building secure systems. However, while virtual machines offer effective mechanisms to create isolated environments, ...
ACSAC
2001
IEEE
14 years 11 days ago
2001
IEEE
The distributed firewall is an important new line of network defense. It provides fine-grained access control to augment the protections afforded by the traditional perimeter fire...
ICDE
2007
IEEE
14 years 3 months ago
2007
IEEE
Separation of duties (SoD) is a key security requirement for many business and information systems. Role Based Access Controls (RBAC) is a relatively new paradigm for protecting i...