The European Network and Information Security Agency (ENISA) ENISA Threat Landscape Responding to the Evolving Threat Environment that summarizes principal cyber threats, critical infrastructures represent privileged targets for emerging trends. Public health, energy production, telecommunication are all sectors exposed to serious risks that have to be protected at any level as described in an efficient cyber strategy. The energy sector that most suffered the attacks in 2012 is the energy, accounting for 41 percent of reported events, followed by water with 15 percent.”]