title: The Evolution of the Concept of Security: from Classical Theories to Modern Approaches
abstract: The article analyzes the historical development of the concept of security, as a result of which it is highlighted how the understanding of security has changed over time, starting from classical theories to modern concepts. The key stages of evolution are defined and the main stages and events that influenced the formation of the modern understanding of security are identified. A comparison of classical and modern approaches, their advantages and disadvantages is carried out. Modern challenges 
journal: Economics time realities