Jeff Lusted

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Collaborative research can often have demands on finer-grained security that go beyond the authentication-only paradigm as typified by many e-Infrastructure/Grid based solutions. Supporting finer-grained access control is often essential for domains where the specification and subsequent enforcement of authorization policies is needed. The clinical domain(More)
Collaborative research requires flexible and fine-grained access control, beyond the common all-or-nothing access based purely on authentication. Existing systems can be hard to use, and do not lend themselves naturally to federation. We present an access-control architecture which builds on RDF’s natural strength as an integration framework, which uses RDF(More)
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