How critical is a critical information infrastructure?
ENISA issues methodologies for the identification of Critical Information Infrastructure (CII) services in communication networks. This study provides state of the art methodologies, and suggests possible improvements that would allow Member States (MS) and operators of CIIs to protect themselves from future threats and challenges. Decision makers in MS, using ENISA’s methodologies, will be able to: · define critical sectors and services supported by electronic communication networks · identify CIIs assets and services supporting critical services, especially regarding internal