The textbook contains 15 topics that reveal the specifics of the discipline Economic security". The systems of quantitative and qualitative indicators for assessing economic security are considered; the methodological principles of assessing financial and monetary policy as a sphere of economic security are studied; the conceptual foundations of the regional economic security program are formed; the theoretical foundations of economic security of enterprises are considered. The main problems of economic security are described in the light of national security issues. Security aspects such as the role of the financial system, foreign economic aspects, social security, and the impact of scientific and technical security on economic security are considered. Special attention is paid to the role of law enforcement agencies in ensuring economic security. Methods of ensuring economic security are described that allow combining the analysis of theoretical positions with real practice and providing a higher level of material assimilation by cadets and students. Meets the requirements of the Federal state educational standard of higher education of the latest generation in the specialty 38.05.01 "Economic security (specialty level)".