Petri Net Security Checker: Structural Non-interference at Work

Authors:
Simone Frau;Roberto Gorrieri;Carlo Ferigato
Affiliations:
Information Security, ETH Zurich, Zurich, Switzerland 8092;Dipartimento di Scienze dell'Informazione, Università di Bologna, Bologna, Italy 40127;Joint Research Centre - European Commission, Ispra (VA), Italy 21027
Venue:
Formal Aspects in Security and Trust
Year:
2009

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Abstract

Structural non-interference is a semi-static technique defined over Petri nets to check the absence of illegal information flows. This paper presents the main algorithmic features of this new technique and its implementation in a software tool, called the Petri Net Security Checker.