Recently, in all countries of the world there is a question of ensuring the safety of all participants in the educational process of relations between educational institutions. That is why the aim of the article was to study the experience of leading countries in the field of security in educational institutions. The research methodology included a comparative analysis of the world's efforts to ensure security in educational institutions and the search for new ways to improve. The main threats to the security of educational institutions have been identified, namely: terrorist acts; the impact on students of persons who use psychoactive substances; inadequate actions of people with mental disorders; criminal actions of criminal elements; interpersonal conflicts in study groups; man-made disasters, fires, etc. It is established that the system of identification of their employees -teachers, students and other members of the educational staff is of great importance for ensuring the security of educational institutions. It was found that trainings and other types of training are conducted for all participants of the educational process to ensure the safety of educational institutions. Educational institutions of the world's leading countries have formed their security policy in internal documents, which define the main directions, principles, tasks and technologies of activities to combat external and internal threats.