Sciweavers

393 search results - page 9 / 79
» Implementing Role Based Access Control for Federated Informa...
Sort
View
JHSN
2006
100views more  JHSN 2006»
13 years 7 months ago
Reconfiguring Role Based Access Control policies using risk semantics
We present a refined model for Role Based Access Control policies and define a risk measure for the model, which expresses elements of the operational, combinatorial and conflict ...
Benjamin Aziz, Simon N. Foley, John Herbert, Garre...
ACSAC
1998
IEEE
13 years 11 months ago
Role-Based Access Control Framework for Network Enterprises
A business's success depends on its ability to protect valuable business assets in an increasingly hostile environment. Protecting information requires a cost, not only in pu...
D. J. Thomsen, D. O'Brien, J. Bogle
GRID
2007
Springer
13 years 7 months ago
Managing Role-Based Access Control Policies for Grid Databases in OGSA-DAI Using CAS
In this paper, we present a role-based access control method for accessing databases through the Open Grid Services Architecture – Data Access and Integration (OGSA-DAI) framewor...
Anil L. Pereira, Vineela Muppavarapu, Soon M. Chun...
SACMAT
2003
ACM
14 years 18 days ago
Cryptographic access control in a distributed file system
Traditional access control mechanisms rely on a reference monitor to mediate access to protected resources. Reference monitors are inherently centralized and existing attempts to ...
Anthony Harrington, Christian Damsgaard Jensen
EDBT
2006
ACM
127views Database» more  EDBT 2006»
14 years 7 months ago
Progressive Query Optimization for Federated Queries
Federated queries are regular relational queries accessing data on one or more remote relational or non-relational data sources, possibly combining them with tables stored in the ...
Stephan Ewen, Holger Kache, Volker Markl, Vijaysha...