TY JOUR TI Automated information system of assessing and predicting cyber threats on sea ships under Russian Federation flag: from subjects of cyber threats to stages of cyber-attack KW cyber threats KW cyber incident KW vessel KW cybercriminal KW automated information system JO Vestnik of Astrakhan State Technical University AU Kogtev, A.. PY 2021 IS 2021 PB Astrakhan State Technical University