The Department of Homeland Security revealed that Russian hackers have infiltrated several critical infrastructure in the United States. Government officials reported to the ABC News agency that hackers have compromised computing systems in many nations critical infrastructure. The attacks appear to be state-sponsored hacking campaign and that the Russia is the nation that is coordinating them. An attack against critical infrastructure poses a serious risk for the stability of any government, the damages could be of different nature, including huge economic losses and losses of human lives.”]