12 DANISH CYBER AND INFORMATION SECURITY STRATEGY 2022-2024 Improving cyber security in Denmark requires a concerted effort and a shared responsibility across society. The state is responsible for national security. Companies and public authorities have a responsibility to safeguard the security of their own organisation. Moreover, all citizens need to understand how their actions can affect their own and others’ digital security. Definition of terms The Danish National Strategy for Cyber and Information Security 20222024 raises the ambitions and objectives for a cyber and information secure Denmark. The strategy of the Danish government focuses on the security of the critical ICT infrastructure that supports vital societal functions. Vital societal functions The activities, goods and services that are the basis for the general functioning of society. Critical infrastructure Infrastructure, including facilities, systems, processes, networks, technologies, assets, and services - necessary to maintain or restore vital societal functions. Critical ICT infrastructure The subset of critical infrastructure that includes the digital infrastructure needed to maintain or restore vital societal functions. ICT systems critical to society ICT systems where major disruptions result in significant challenges for society as a whole. The unavailability and unstable operation of ICT systems can have significant consequences for society and for the maintenance of processes critical to society.