Abstract: This article is dedicated to methodological and applied problems of increasing the effectiveness of managing transformation of law enforcement system of the Russian Federation in the context of the advanced information society. The work provides the results of analysis of the current challenges of countering the threats of national and public security in the information sphere, as well as the present state and development trends of cybercrime. The authors explore the tasks for improvement of the principles, methods, functions and techniques of the work of law enforcement system in the conditions of the development of information society and the resulting new threats to social security thereof. For increasing the efficiency of solving the applied and practical tasks in managing transformation of law enforcement system in the conditions of digitalization, the authors suggest using the methodology of scenario analysis that provides information support and quality assessment of preparation and implementation of solutions within the framework of management of the indicated processes. The article presents the results of a complex multifactor analysis of the problems of creation the unified investigative body, acquired in studying the multigraph model. Methodological framework contains the suggested approach based on the anticipatory scenario analysis and modeling the processes of development of situations at hand in the political-legal, sociopolitical, socioeconomic and information spheres, as well as in the external environment. The work is conducted with the financial support of the Russian Foundation for Basic Research in terms of the scientific project No.18-29-16151” Development of the Methods of Managing Transformation of Law in the Conditions of Digital Technology”.