TY JOUR TI METHODOLOGY FOR DEVELOPING A SECURITY INDEX FOR AUTOMATED INFORMATION SYSTEMS KW information security KW information system KW security KW security index KW security-level control KW vulnerability management KW information security monitoring KW access management JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Lukoyanov, A.A. AU Rogozin, E.A. AU Rogozin, R.E. AU Kalach, A.V. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia