G.I. Khoruzhenko - Post-graduate Student, at the Department of Cryptology and Discrete Mathematics in NRNU MEPhI. E-mail: georgy.khoruzhenko@gmail.com
V. P. Dobritsa - Dr.Sc. (Phys.-Math.), Professor, Chair of the information Security and Communications Network, South-West State University, Kursk, Russia. E-mail: dobritsa@mail.ru
S. S. Volokitin - Post-graduate Student, Chair of the Information Security and Communications Network, South-West State University, Kursk, Russia. E-mail: volokitinss@gmail.com
S.S. Volokitin - Post-graduate Student. Chair of the Information Security and Communications Network, South-West State University (Kursk). E-mail: volokitinss@gmail.com
V.P. Dobritsa - Dr. Sc. (Phys.-Math), Professor, Chair of the Information Security and Communications Net-work, South-West State University (Kursk). E-mail: dobritsa@mail.ru
A.V. Aleksandrov - Ph. D. (Phys.-Math.), Associate Professor, Department «Informatics and Information Security», Vladimir State University named after A.&N. Stoletovs
E-mail: alex_izi@mail.ru