This volume contains the proceedings of the 4th International Workshop on Critical Information Infrastructures Security (CRITIS 2009). The workshopwas held from September 30 to October 2 in the Gunnewig ] Hotel Bristol in Bonn, Germany. TheworkshopwasorganizedbytheFraunhoferInstituteforIntelligent Analysis and Information Systems (IAIS), Sankt Augustin, Germany. CRITIS 2009 continued the series of successful CRITIS Workshops. Com- nies, researchinstitutions, andgovernmentalorganizationsfromallmainareasof critical infrastructures took an active part in supporting CRITIS and we found CRITIS...
This volume contains the proceedings of the 4th International Workshop on Critical Information Infrastructures Security (CRITIS 2009). The workshopwas...