A. V. Shipilov, S. V. Smurov, I. N. Myodov

In the article, the questions concerned with counteraction to threat proceeding from the attendants of the automated systems (AS) of control of the objects of increased potential hazard or from the external intruders with nonauthorized access, including refined intrusions with the use of special information about system, are considered. The offered conceptual methodical basis of the research of security AS, allows to pass to realization of a quantitative assessment of strength of their security functions, which are based on the information-linguistic analysis of results of modeling of process of loss by AS elements of the information compromising them.