Blockchain applications in the field of cognitive command and control

War game is a method and a tool that enables commanders and managers to make optimal decisions. The role of playing war in different fields (military, economic, political, social and cultural, etc.) is to choose the best internal solutions against threats, or in other words, to make a good decision. The aim and findings of this article is to present a process model of the war game in command and control and to create a standard method for unanimity in doing this. Undoubtedly, decision-making and planning, which are considered critical steps in command and control, will be effective and desirable when they use the war game method. The research method in this article was library and documentary study and using reliable scientific sources, the experiences of experts in this field through in-depth interviews.