It has been a long time that the well being and the economical stability was based on Network data and computer operations managers. The level of accuracy was very high. Attack on the Internet, Damages caused by physical influence, Mistakes made by people influences The functioning of Informational systems in a bad way. Modern society depends on Informational systems. All these is proved by German Cyber Security Strategy. One of the main problems in Cyber Sphere are the problems related to the safety, confidentiality of the information ad cyber attacks. This is why the defending of Cyber sphere is important both for the Society and the country, on the international level.