Hidden Technical Channels Of Information Leakage: Terminology, Classification

The article is devoted to the analysis of the results of modern research in the field of hidden technical channels of information leakage. Analysis of the results showed that at the present time the attention of the security officer is in serious research interest in conceptual questions about the possibility of information leakage due to the presence of the hidden technical channels in hardware, the methodology of the evaluation of information protection from leakage for such channels and the best measures to protect the information currently lacking. In addition, the definition of “hidden technical channel of information leakage” is not formulated, a unified classification of hidden technical channels is not given. The article is based on the analysis of the research results of foreign information security specialists on the topic of hidden (third-party, side) technical channels of leakage, the article provides the definition of “hidden technical channel of information leakage”, the block diagram of the hidden technical channel of information leakage and the classification of hidden technical channels of information leakage. The article also contains conclusions about the feasibility of further research in the field of information security.