Methodology for ensuring the telephone communication confidentiality of industrial enterprise staff

The aim of the paper is to make a method-ology for ensuring the telephone communication confidentiality of industrial enterprise staff. The article is devoted to developing a set of technical and organisational measures including those with several levels of confidentiality to ensure the information security of communication between employees located in the enterprise isolated territories. The article also considers security provision of the employees’ conversations given that the company departments are distantly located. The novelty of the work is the proposed creative concept of using wireless signal transmission technologies with the application of shielding and noise methods to build isolated telecommunication networks of the enterprise. The study results in recommendations for using wireless personal and local networks, schemes of shielding and organising communication between employees of the enterprise remote departments