The acceleration of globalization, the coronavirus crisis, and unstable socio-economic situation in the country have recently negatively affected the conditions for the functioning of enterprises and reduced their economic security. The consequences of the loss of economic security of the enterprise are: falling production, job cuts, deteriorating competitiveness of companies, bankruptcy, rising prices, declining welfare, reduced budget revenues, etc. That is why ensuring economic security is a key task of managers of enterprises and public authority. The purpose of the scientific article is to substantiate the author's position on the essence of the category "economic security of the enterprise" on the basis of research and systematization of scientific approaches that reveal the content and characteristics of this category. Method or methodology of the work. The methodological basis of the study was the scientific works of domestic and foreign authors devoted to the disclosure of problematic aspects of economic security in enterprises. The method of comparative analysis and the method of content analysis of scientists' works were used in the study. Results of the study. In the study, scientific approaches to the definition of "economic security of an enterprise" were analyzed and systematized, their characteristic features and shortcomings were highlighted. Based on the results of the study, the authors proposed their own interpretation of the definition of "economic security of an enterprise" on the basis of an integrated approach. Scope of practical application of the results. The obtained scientific results are of theoretical value and can be used for further study of issues related to the economic security of the enterprise, as well as to improve the company's development strategy. Conclusions. The authors conclude that economic security of the enterprise is an important factor in economic growth not only of the enterprise but also of the economy as a whole. But, according to the study, the concept of "economic security of the enterprise" is multifaceted and complex and it requires consideration of its economic component.