Relevance. The fourth technical revolution, in the realities of which active digitalization processes are taking place, radically changes modern ideas about business and the economy, as activities are conducted in new conditions. Business entities adapt to innovative business models, the processes in which fit into the concept of Industry 4.0 and entail a systematic redistribution of roles in the market in favor of innovation-oriented, highperformance, digital enterprises. New opportunities of digitalization inevitably generate new threats to the economic security of business entities, which are caused by the chaotic influence of factors, both external and internal environment, affect all aspects of activity and require timely identification to develop tools to reduce their consequences.The purpose of the study is a theoretical and methodological study of the issues of distinguishing among innovative forms of entrepreneurial activity a special type of enterprise - a "digital enterprise", with endowed features and a special structure, the features of which allow later to develop a mechanism for systematizing threats to economic security associated with the specifics of its activities for strategic development management.Objectives: to analyze statistical data on the level of digitalization of business in Russia; to formulate the author's approach to understanding the essence and features of a digital enterprise; to present the author's interpretation of the concept of "economic security of a digital enterprise", as well as to reveal the algorithm for identifying specific threats to the economic security of digital enterprises in order to subsequently manage them to ensure the pace of sustainable development of the enterprise.Methodology. The materials of the world rating reports and news agencies were used as part of the study. Standard methods of statistical processing were used. The method of classification and comparative analysis, as well as methods of structural-functional and strategic analysis are applied.Results. The article discusses the main trends of digitalization of business in Russia. The author's approach to understanding the definition of "digital enterprise" is formulated, its key features are highlighted. The systematization of threats to the economic security of digital enterprises is carried out on the basis of the selected features of a digital enterprise.Conclusions. A digital enterprise is a business entity based on the integration of physical and digital objects, which makes it possible to quickly adapt and implement global technological IT trends in order to ensure sustainable economic development. Digital enterprise is a concept that gives a huge advantage to companies that, following global trends, understand the importance of digitalization in doing business. The economic security of a digital enterprise is a complex, multifaceted concept, which should be understood as the resilience of the enterprise's potential to threats from the digital environment and the mechanism for their analysis, systematization and elimination.