The Electronic Medical Record (EMR) integrates heterogeneous information within a Healthcare Institution stressing the need for security and access control. The Biostatistics and ...
Authorization logics provide a principled and flexible approach to specifying access control policies. One of their compelling benefits is that a proof in the logic is evidence ...
Jeffrey A. Vaughan, Limin Jia, Karl Mazurak, Steve...
Hidden Credentials are useful in situations where requests for service, credentials, access policies and resources are extremely sensitive. We show how transactions which depend o...
Jason E. Holt, Robert W. Bradshaw, Kent E. Seamons...
-- To date, not enough attention has been paid to issues surrounding the description and enforcement of policies for controlling Grid resources. These policies define the permitted...
The prevalent use of XML highlights the need for a generic, flexible access-control mechanism for XML documents that supports efficient and secure query access, without revealing ...