170 search results - page 17 / 34 » Risk management in dynamic role based access control systems |
ICDIM
2007
IEEE
14 years 1 months ago
2007
IEEE
: This paper proposes a context-aware security service providing multiple authentications and authorization from a Security Level which is decided dynamically in a context-aware en...
SACMAT
2009
ACM
14 years 2 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...
SACMAT
2010
ACM
13 years 6 months ago
2010
ACM
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
ACSAC
2004
IEEE
13 years 11 months ago
2004
IEEE
Ad-hoc networks are perceived as communities of autonomous devices that interconnect with each other. Typically, they have dynamic topologies and cannot rely on a continuous conne...
TGC
2005
Springer
14 years 1 months ago
2005
Springer
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 acade...