Over the last few years rapid progress has been made in moving from conceptual studies, “whitepapers” and initiatives to the actual deployment of e-Government systems [13]. In...
As a platform-independent solution, XML is going to be used in many environments such as application integration and Web Services. Security of XML instance is a basic problem, esp...
PrincipalDomain is an administrative scoping construct for establishing security policies based on the principals invoking object services that may entail objects moving around a ...
The growing importance of access control has led to the definition of numerous languages for specifying policies. Since these languages are based on different foundations, langua...
—Despite the wide adoption by the scientific community, grid technologies have not been given the appropriate attention by enterprises. This is merely due to the lack of enough s...