370 search results - page 18 / 74 » Providing Dynamic Security Control in a Federated Database |
IEEEARES
2008
IEEE
15 years 4 months ago
2008
IEEE
During interoperability exchanges, organizations are jointly conducting computation and sharing tasks. However, organizations can have diļ¬erent security policies. To guarantee g...
PKC
2009
Springer
15 years 10 months ago
2009
Springer
In this work, we consider the task of allowing a content provider to enforce complex access control policies on oblivious protocols conducted with anonymous users. As our primary ...
ACSAC
2001
IEEE
15 years 1 months ago
2001
IEEE
In most of the current authorization frameworks in application systems, the authorization for a user operation is determined using a static database like ACL entries or system tab...
EUROSYS
2006
ACM
15 years 6 months ago
2006
ACM
The database tier of dynamic content servers at large Internet sites is typically hosted on centralized and expensive hardware. Recently, research prototypes have proposed using d...
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SACMAT
2003
ACM
15 years 2 months ago
2003
ACM
A Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBACā...