Title:
不正通信検知装置、不正通信検知方法及び製造システム
Document Type and Number:
Japanese Patent JP7378089
Kind Code:
B2
Abstract:
An unauthorized communication detection device that detects unauthorized communication in a manufacturing system that manufactures products includes: an obtainer that obtains operation information of the manufacturing system; a storage that stores element information indicating one or more target elements among a plurality of elements related to manufacturing of the products; a specifier that specifies, for each of a plurality of communications performed in the manufacturing system, an element corresponding to the communication, based on the operation information; a calculator that calculates an abnormal degree of each of one or more communications, which satisfy that the element specified by the specifier is included in the one or more target elements indicated by the element information, among the plurality of communications; and a determiner that determines that, when an abnormal degree calculated by the calculator is larger than a threshold value, a communication corresponding to the abnormal degree is the unauthorized communication.
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Inventors:
Hiroshi Amano
Atsuta Narumi
Noriteru Hamada
Yosuke Takashika
Nobutaka Kawaguchi
Yuichi Higuchi
Taichi Shimizu
Atsuta Narumi
Noriteru Hamada
Yosuke Takashika
Nobutaka Kawaguchi
Yuichi Higuchi
Taichi Shimizu
Application Number:
JP2020525514A
Publication Date:
November 13, 2023
Filing Date:
June 07, 2019
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H04L43/00; H04L12/22
Domestic Patent References:
| JP2012034273A | ||||
| JP2017216569A | ||||
| JP2017126978A | ||||
| JP2007164313A |
Foreign References:
| WO2014155650A1 | ||||
| KR101538709B1 |
Attorney, Agent or Firm:
Hiromori Arai
Eisaku Teratani
Shinichi Michisaka
Eisaku Teratani
Shinichi Michisaka