It is established that the system of free enterprise in the form in which it is implemented does not ensure progressive changes and they do not occur. The authors believe that in order to ensure a high level of socio-economic security of Ukrainians, it is advisable to use methods, levers, information and legal support for socio-economic security based on the digitalisation of business processes at enterprises, organisations and institutions. The article substantiates the expediency of forming a structure and mechanism for ensuring socio-economic security, taking into account the determination of the values of the State, phenomena of public life and public consciousness, in order to solve the problems of ensuring the effective operation of enterprise through the use of digital innovative technologies. It proposes a structure of socio-economic security of enterprises in the context of digitalisation of business processes. In order to ensure the conditions for social protection of employees of enterprise, a mechanism for such protection is proposed, taking into account the economic component, which will largely depend on the introduction of digital technologies into the business processes of enterprise. The paper suggests the concept of digitalisation of business processes of enterprise with a view to forming and ensuring socio-economic security of enterprises in the context of digitalisation of business processes. It is proved that the digital society is a necessary progressive movement, which involves the intensive and productive use of digital technologies in all spheres of human life, the life of economic entities, regions and the State. The publication analyses the global volume of trade through e-commerce retail in 2016-2021 as a sign of the external environment of socio-economic security of enterprise. The emphasis is placed on the digital society as an external environment of socio-economic security of enterprise. It is determined that digital technologies have a significant impact on the socio-economic security of enterprises, as they allow increasing the profitability of production, reducing human labour costs, ensuring rhythmic operation at all stages of business processes, making it possible to implement the tasks set and achieve common economic, social and civic goals. It is determined that the digital economy covers not only the information and communication sector, but also all business sectors in all areas of economic activity, including the public and private sectors, non-financial and tertiary sectors, financial sector, extractive industry, manufacturing and services, agriculture and construction. The study analyses the system characteristics of functioning of the mechanisms for ensuring socio-economic security, taking into account the relationship between internal relations and the external environment. The article examines the assessment of digital quality of life according to the Digital Quality of Life Index 2023, and identifies factors and trends that affect such indicators. The factors influencing the socio-economic security of the 10 largest IT companies in Ukraine by the number of specialists as of July 2023 are identified. The prospects for the impact of digitalisation of business processes of enterprises on the socio-economic security of Ukraine are determined.