769 search results - page 51 / 154 » Policy Storage for Role-Based Access Control Systems |
SACMAT
2010
ACM
14 years 1 months ago
2010
ACM
Access to distributed databases containing tuples collected about mobile physical objects requires information about the objects’ trajectories. Existing access control models ca...
SACMAT
2010
ACM
13 years 7 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...
PVLDB
2008
13 years 8 months ago
2008
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...
LISP
2008
13 years 8 months ago
2008
We describe the use of a flexible meta-interpreter for performing access control checks on deductive databases. The meta-program is implemented in Prolog and takes as input a datab...
ESORICS
2004
Springer
14 years 2 months ago
2004
Springer
We present and analyze portable access control mechanisms for large data repositories, in that the customized access policies are stored on a portable device (e.g., a smart card). ...