Industrial Automatic Control Systems and Controllers Annotation << Back Methods for Detecting Internal Violent of Information Security Used in ACS Yu.Yu. Gromov, P.I. Karasev, M.K. Valuev The article discusses methods that allow you to identify an internal violator of information security used in automated control systems. The technical means by which it is possible to recognize the intruder and the mathematical component of these methods are described. The characteristic features typical of the off ender are indicated. Keywords: automated control system, insider, information security, methods, technical means, intruder. DOI: 10.25791/asu.7.2022.1377 Pp. 39-44.