872 search results - page 1 / 175 » An Access Control Language for a General Provenance Model |
SDMW
2009
Springer
13 years 11 months ago
2009
Springer
Provenance access control has been recognized as one of the most important components in an enterprise-level provenance system. However, it has only received little attention in th...
PODS
2008
ACM
14 years 5 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...
COMPSAC
2002
IEEE
13 years 10 months ago
2002
IEEE
Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBAC’...
CCS
2010
ACM
13 years 11 months ago
2010
ACM
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
DBSEC
2010
13 years 1 months ago
2010
Abstract. This paper describes how to preserve integrity and confidentiality of a directed acyclic graph (DAG) model of provenance database. We show a method to preserve integrity ...