Generolo Jono Žemaičio Lietuvos karo akademija

The science article is dedicated to the actual problem reinforcement and reformation the system of information security in counties that relate to the North Atlantic Treaty Organization. The main threatens to country’s information security has been defined, the analytical grouping of problems by level of complexity and prognostication calamity have been made. The process algorithm for ensuring eternal operation of the information security system under the pressure of information threaten was elaborated. The critical components of NATO information infrastructure was well-defined.