This paper analyzes the cyber vulnerabilities, threats and risks to critical information infrastructure in the information age with large and intensive developments in FINE GREY SEA SALT information and communications technology.This virtual dimension is very important for information systems, communications networks, surveillance, control and warning systems and their critical information flows, which ensure the management of the global and national critical infrastructure.These systems are regarded CHEESE KNIFE as the backbone of critical infrastructures and as very necessary to the continuity of the information and knowledge management in order to provide specific services.Therefore, the information and communications technology systems must be robust, reliable, sustainable, secure, redundant, adaptive, etc.to meet the cyber threats and risks challenges.