Information security, within the framework of this study, is assumed as a counteraction to the distortion, alteration or concealment of information, the possession of which directly or indirectly affects the stability of the socio-economic space of the state. The object of the study is the environment that forms the well–being of the socio-economic space under the influence of environmental and energy consequences as a result of human activity. The subject of the study is the socio–economic space in the combination of environmental and energy space impact factors. The purpose of the study is to reveal the interrelation of the information space, ecology and energy as cumulative factors of stability and security of socio-economic systems. Research objectives: 1. Study of reliable and substantiated theoretical sources; 2. Formulation of materials and research methods; 3. Formulation of scientifically based research results. The research methodology is a theoretical and heuristic approach to the knowledge of objective economic reality. Research results: 1. A new approach to understanding the content of information security of ecology and energy is proposed; 2. The concept of general equilibrium in the information space is formulated to achieve conditions for the development of energy and ecology to achieve public well-being; 3. Criteria for achieving general equilibrium of ecological and energy space are highlighted; 4. An information security tool – semantic analyticsfor preservation of the equilibrium condition of the information spaceis proposed.