49 search results - page 8 / 10 » A formal framework for reflective database access control po... |
CCS
2005
ACM
14 years 1 months ago
2005
ACM
This paper introduces the PeerAccess framework for reasoning about authorization in open distributed systems, and shows how a parameterization of the framework can be used to reas...
MM
2004
ACM
2004
ACM
SMARXO: towards secured multimedia applications by adopting RBAC, XML and object-relational database
14 years 27 days ago
In this paper, a framework named SMARXO is proposed to address the security issues in multimedia applications by adopting RBAC (Role-Based Access Control), XML, and ObjectRelation...
CCS
2005
ACM
14 years 1 months ago
2005
ACM
Automated trust negotiation is an approach which establishes trust between strangers through the bilateral, iterative disclosure of digital credentials. Sensitive credentials are ...
PODS
2008
ACM
14 years 7 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
CSFW
2003
IEEE
14 years 23 days ago
2003
IEEE
This paper defines a framework in which one can formalize a variety of authorization and policy issues that arise in access control of shared computing resources. Instantiations ...