Title:
INCIDENT DETECTION SYSTEM AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/181370
Kind Code:
A1
Abstract:
In the present invention, a monitoring device which is connected via a network to a plurality of control devices and an incident detection device includes: a selection unit that, if incident information is received from the incident detection device, selects a collection item and a device subject to collection relating to a log, on the basis of the incident information; and a log collection unit that transmits, to a particular control device serving as the device subject to collection, a command which is a command to the particular control device and which includes a collection item, and that collects a specified log from the particular control device. Each control device includes a log management unit that, if a collection command is received from the monitoring device, transmits the specified log in accordance with the collection command to the monitoring device. The monitoring device further includes: an abnormality determination unit that compares the specified log from the collection of the log collection unit and an abnormality determination criterion to determine the presence/absence of an abnormality in the specified log; and an output unit that outputs information according to the determination results of the abnormality determination unit.
More Like This:
Inventors:
UCHIYAMA HIROKI (JP)
KUMAGAI YOKO (JP)
OHKUBO SATOSHI (JP)
KUMAGAI YOKO (JP)
OHKUBO SATOSHI (JP)
Application Number:
PCT/JP2019/006921
Publication Date:
September 26, 2019
Filing Date:
February 22, 2019
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
G06F21/55; H04L12/70
Domestic Patent References:
| WO2014112185A1 | 2014-07-24 |
Attorney, Agent or Firm:
SUNNEXT INTERNATIONAL PATENT OFFICE (JP)
Download PDF: