The relevance of current study stems from a need to deal with the complicated and problematic phenomenon of National Security. The study will be performed from the standpoint of national resilience arenas approach in such a manner as to obtain the best results in order to elaborate and to implement a new and original algorithm of "national resilience" arenas, that will assist for strengthen the "national security". Scientific innovation of the research and originality of results obtained: Present scientific research constitutes one of the first systematic studies in field of NS in political science of the Republic of Bulgaria and the State of Israel, which is dedicated to the most disputable questions of Resilience of NS strengthening by means of implementation of the newest concept of NS "Intermediate School Theory", as the most relevant dogmatic approach in prediction and explanation of the "Realism Theory" approach as leader of current National Security state design.