EN
The article considers the categories of the system of enterprise economic security. The essence of the concepts of "danger", "risk", "threat", «challenge" is determined in the system of enterprise economic security. There are considered Chinese, Latin, English, Americanand Ukrainian security vision categories. The system elements of enterprise economic security and their characteristics (probability of harm, irreversibility of lossand time of transition) are defined in the first part.The specific principles of modern system of enterprise economic security are complexity, adaptability, flexibility, stability, efficiency, reliability and self-organization. The review of theoretical approaches to the definition of a system enterprise economic security by different authorsis discussed in the second part.The subsystems of system enterprise economic security are preparation to development, definition managed and unmanaged challenges, consideration disgusting threats, adaptation to unavoidable threats, efficient use of resources, resource and risk management, protection renewable losses, recoverable loss prevention.The purposesof system enterprise economic security are considered depending on the phase of the life cycle in the second part too. Save values (personnel, technology, equipment) from potential dangers and losses are not renewableis the goal in the creation stage. The harmonization of economic interests through effective operation and resource using is the purpose in the growth stage. The protective system enterprise economic security is oriented to use priority opportunities and competitive advantages in the prevention and protection from negative impact of threats. The goal of safe development system is sustainable development, economic freedom, independence in terms of destabilizing challenges