TY JOUR TI CLASSIFICATION OF ACCESS BOUNDARIES AND RELATED FACTORS OF INFLUENCE IN THE ACCESS CONTROL SYSTEM KW information security KW threat penetration environment KW access boundaries KW information security function KW information security KW threat penetration environment KW access boundaries KW information security function JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Magomedov, S.. PY 2018 IS PB Astrakhan State Technical University