132 search results - page 11 / 27 » Model Driven Security: Unification of Authorization Models f... |
CCS
2008
ACM
13 years 9 months ago
2008
ACM
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
VR
2008
IEEE
14 years 2 months ago
2008
IEEE
Access control is an important aspect of shared virtual environments. Resource access may not only depend on prior authorization, but also on context of usage such as distance or ...
IFIP
2009
Springer
13 years 5 months ago
2009
Springer
Security-sensitive business processes are business processes that must comply with security requirements (e.g. authorization constraints). In previous works it has been shown that ...
SACMAT
2009
ACM
14 years 2 months ago
2009
ACM
The existence of on-line social networks that include person specific information creates interesting opportunities for various applications ranging from marketing to community o...
LCN
2006
IEEE
14 years 1 months ago
2006
IEEE
IP Multicast is best known for its bandwidth conservation and lower resource utilization. The classical model of multicast makes it difficult to permit access only to authorized ...