Invention Grant
- Patent Title: Intrusion prevention device, intrusion prevention method, and intrusion prevention program
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Application No.: US16344563Application Date: 2017-09-26
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Publication No.: US11176252B2Publication Date: 2021-11-16
- Inventor: Keiichi Okabe , Takaaki Koyama , Jun Miyoshi , Yoshihiro Itoh , Naohiko Yoshizumi , Tetsuo Takahashi , Yuki Mori , Toshiyuki Yamada , Naoki Yamasaki
- Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION , MITSUBISHI HEAVY INDUSTRIES, LTD.
- Applicant Address: JP Tokyo; JP Tokyo
- Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION,MITSUBISHI HEAVY INDUSTRIES, LTD.
- Current Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION,MITSUBISHI HEAVY INDUSTRIES, LTD.
- Current Assignee Address: JP Tokyo; JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP.
- Priority: JPJP2016-214566 20161101
- International Application: PCT/JP2017/034809 WO 20170926
- International Announcement: WO2018/083913 WO 20180511
- Main IPC: G06F21/56
- IPC: G06F21/56 ; G06F13/00 ; G16Z99/00 ; G06F21/55
Abstract:
An intrusion prevention device includes a reception unit, a monitoring unit, and a determination unit. The reception unit receives, from a control target device, a notification indicating a state of the control target device. The monitoring unit receives a control command transmitted from a control device to the control target device. The determination unit determines whether to permit or block passage of the control command received by the monitoring unit in accordance with the state of the control target device received by the reception unit.
Public/Granted literature
- US20190294794A1 INTRUSION PREVENTION DEVICE, INTRUSION PREVENTION METHOD, AND INTRUSION PREVENTION PROGRAM Public/Granted day:2019-09-26
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