TY JOUR TI SKETCH OF A SYSTEMATIC APPROACH TO DETERMINING AN INFORMATION SECURITY STRATEGY KW strategy KW information security KW risks KW risk management JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Shakin, D.N. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia