169 search results - page 3 / 34 » Schema Based XML Security: RBAC Approach |
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...
KES
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. Access control for semi-structured data is nontrivial, as witnessed by the number of access control approaches in recent literature. Recently a case has been made for exp...
CCS
2008
ACM
13 years 6 months ago
2008
ACM
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
ICDCIT
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. Many researchers have investigated the problem of storing and querying XML documents using an RDBMS. Two situations are considered in this approach based on whether or no...
BXML
2004
13 years 6 months ago
2004
: The Extensible Markup Language (XML) is based on the concept of schema languages, which are used for validation of XML documents. In most cases, the metamodeling view of XML-base...