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1. (WO2017064824) MONITORING DEVICE, BASE STATION, MONITORING METHOD, CONTROL METHOD, AND NONTEMPORARY COMPUTER-READABLE MEDIUM

Pub. No.:    WO/2017/064824    International Application No.:    PCT/JP2016/003172
Publication Date: Fri Apr 21 01:59:59 CEST 2017 International Filing Date: Tue Jul 05 01:59:59 CEST 2016
IPC: H04W 12/12
G06F 21/55
H04W 48/02
Applicants: NEC CORPORATION
日本電気株式会社
Inventors: NAKAJIMA, Kazuaki
中島 一彰
MASUDA, Shinji
益田 真二
TAMURA, Toshiyuki
田村 利之
ISHIKAWA, Hidemi
石川 秀水
SHINSHO, Masayuki
新庄 将之
Title: MONITORING DEVICE, BASE STATION, MONITORING METHOD, CONTROL METHOD, AND NONTEMPORARY COMPUTER-READABLE MEDIUM
Abstract:
The purpose of the present invention is to provide a monitoring device capable of reducing the threat of a DoS attack on a mobile network. This monitoring device (10) is provided with: a signal monitor unit (11) which, according to the number of times ATTACH processing for registering information relating to a communication terminal (30) that communicates with a base station (20) in a communication device (40) disposed in a mobile network is rejected, estimates a specific base station that communicates with the communication terminal (30) that attacks the mobile network; and a base station control unit (12) which causes the specific base station to determine, according to communication terminal identification information set in a signal transmitted from a communication terminal thereunder, whether or not the ATTACH processing relating to the communication terminal thereunder is executed.