— Access control in computational grids is typically provided by a combination of identity certificates and local accounts. This approach does not scale as the number of users a...
Tatyana Ryutov, Li Zhou, B. Clifford Neuman, Noria...
This paper maintains that for an access-control mechanism to support a wide range of policies, it is best to dispense with any built-in semantics for roles in the mechanism itself...
We propose a new approach for applying Role-Based Access Control (RBAC) to methods in objects in the Java programming language. In our approach, a policy implementer (usually a de...
: Access control in sensor networks is used to authorise and grant users the right to access the network and data collected by sensors. Different users have different access right ...
Alice first meets Bob in an entertainment shop, then, they wish to share multimedia content, but Do they know what are trustworthy users? How do they share such information in a s...