33 search results - page 2 / 7 » A Rewrite Based Approach for Enforcing Access Constraints fo... |
SACMAT
2003
ACM
13 years 10 months ago
2003
ACM
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...
PODS
2007
ACM
14 years 5 months ago
2007
ACM
XML and semi-structured data are now de-facto standards for data exchange, and it is often the case that published or exchanged XML documents have specic restrictions on how they ...
ICDE
2007
IEEE
14 years 6 months ago
2007
IEEE
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
DAGSTUHL
2001
13 years 6 months ago
2001
Abstract. Language-based security leverages program analysis and program rewriting to enforce security policies. The approach promises efficient enforcement of fine-grained access ...
ICT
2004
Springer
13 years 10 months ago
2004
Springer
This work proposes a XML-based framework for distributing and enforcing RSVP access control policies, for RSVP-aware application servers. Policies are represented by extending XAC...