61 search results - page 1 / 13 » Query Rewriting Algorithm Evaluation for XML Security Views |
SDMW
2007
Springer
13 years 10 months ago
2007
Springer
Abstract. We investigate the experimental effectiveness of query rewriting over XML security views. Our model consists of access control policies specified over DTDs with XPath e...
SIGMOD
2004
ACM
14 years 4 months ago
2004
ACM
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 ...
DBSEC
2006
13 years 6 months ago
2006
Most state-of-the-art approaches of securing XML documents are based on a partial annotation of an XML tree with security labels which are later propagated to unlabeled nodes of th...
WWW
2011
ACM
12 years 11 months ago
2011
ACM
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
SIS
2007
13 years 6 months ago
2007
Access control models for XML data can be classified in two major categories: node filtering and query rewriting systems. The first category includes approaches that use access ...