T.A. Zhilnikov1, V.I. Zhulev2, M.B. Kaplan3, A.A. Zhilnikov4

1,4 The academy of the Federal Penitentiary Service of Russia (Ryazan, Russia)

2,3 FSBEI HE Ryazan State Radio Engineering University named after V.F. Utkin (Ryazan, Russia)

1 quadrus02@mail.ru, 2 zhulev.v.i@rsreu.ru, 3 kaplan.m.b@iibmt.rsreu.ru, 4 ark9876@mail.ru