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ESORICS
2004
Springer
16 years 4 hour ago
An Algebra for Composing Enterprise Privacy Policies
Abstract. Enterprise privacy enforcement allows enterprises to internally enforce a privacy policy that the enterprise has decided to comply to. To facilitate the compliance with d...
Michael Backes, Markus Dürmuth, Rainer Steinw...
FOIKS
2004
Springer
16 years 2 hour ago
Query Answering and Containment for Regular Path Queries under Distortions
Abstract. We give a general framework for approximate query processing in semistructured databases. We focus on regular path queries, which are the integral part of most of the que...
Gösta Grahne, Alex Thomo
ICLP
2004
Springer
15 years 12 months ago
On Programs with Linearly Ordered Multiple Preferences
The extended answer set semantics for logic programs allows for the defeat of rules to resolve contradictions. We propose a refinement of these semantics based on a preference rel...
Davy Van Nieuwenborgh, Stijn Heymans, Dirk Vermeir
ISSAC
2004
Springer
185views Mathematics» more  ISSAC 2004»
15 years 12 months ago
Automatic generation of polynomial loop
In [17], an abstract framework for automatically generating loop invariants of imperative programs was proposed. This framework was then instantiated for the language of conjuncti...
Enric Rodríguez-Carbonell, Deepak Kapur
ISW
2004
Springer
15 years 12 months ago
Model-Checking Access Control Policies
We present a model of access control which provides fine-grained data-dependent control, can express permissions about permissions, can express delegation, and can describe syste...
Dimitar P. Guelev, Mark Ryan, Pierre-Yves Schobben...