TY JOUR TI JUSTIFICATION OF THE NEED TO DEVELOP A CYBER THREAT SIMULATOR TO SOLVE EDUCATIONAL PROBLEMS KW cyberthreats KW educational process KW competence KW cyber threat simulator KW gamification KW modeling JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Akapyev, V.L. AU Dunaev, R.A. AU Kovaleva, E.G. AU Borisenko, A.V. PY 2026 IS 2025 PB Saint-Petersburg University of State Fire Service of Emercom of Russia