163 search results - page 18 / 33 » Specifying and enforcing constraints in role-based access co... |
CCS
2007
ACM
14 years 1 months ago
2007
ACM
A high-level security policy states an overall safety requirement for a sensitive task. One example of a high-level security policy is a separation of duty policy, which requires ...
SACMAT
2009
ACM
14 years 1 months ago
2009
ACM
Traditional access control models, such as Role-Based Access Control (RBAC), do not take into account contextual information, such as location and time, for making access decision...
TCS
2008
13 years 7 months ago
2008
Our society is increasingly moving towards richer forms of information exchange where mobility of processes and devices plays a prominent role. This tendency has prompted the acad...
CONCURRENCY
2008
13 years 7 months ago
2008
Authorization infrastructures manage privileges and render access control decisions, allowing applications to adjust their behavior according to the privileges allocated to users....
DIMVA
2009
13 years 8 months ago
2009
The use of dynamic access control policies for threat response adapts local response decisions to high level system constraints. However, security policies are often carefully tigh...