This book is neither a scientific monograph nor a textbook, but is a brief outline of the basics of cybernetics. It gives an idea of ​ ​ the content, goals and methods of cybernetics as a single science. The author touched upon all the key problems of cybernetics. The logical and biophysical principles of cybernetics are presented with sufficient scientific completeness. The latest ideas in the theory of finite state machines and Turing machines, learning and training systems, self-tuning and self-organizing systems are covered. The principles of building a cybernetic industrial enterprise of the future are presented.