We propose a model for XML update primitives of the W3C XQuery Update Facility as parameterized rewriting rules of the form: "insert an unranked tree from a regular tree lang...
This paper shows how XML can be used for static and dynamic analysis of architectures. Our analysis is based on the distinction between symbolic and semantic models of architectur...
Frank S. de Boer, Marcello M. Bonsangue, Joost Jac...
In this paper we present query filtering techniques based on bottom-up tree automata for XML access control. In our authorization model (RXACL), RDF statements are used to represen...
A variant of the Mobile Ambient calculus, called Boundary Ambients, is introduced, supporting the modelling of multi-level security policies. Ambients that may guarantee to proper...
We address the programmatic realization of the access control model of security in distributed systems. Our aim is e the gap between abstract/declarative policies and their concre...
Andrew Cirillo, Radha Jagadeesan, Corin Pitcher, J...