The monograph is intended for specialists engaged in ensuring national and information security of the state, as well as employees of diplomatic relations.The basic concepts of ensuring national information security, models of security system provision, classification of information threats and characterization of their consequences, construction of information protection system, peculiarities of information security organization in the strategy of inter-state relations are considered.The book is recommended for researchers engaged in the study of modern international relations and world politics, specialists in the field of international and national information security, as well as for a wide range of readers interested in this issue.