> JapanHacked_Cybersecurity incidents in Japan

Government

Gunma Prefecture

Gunma Prefecture (Maebashi, Gunma; Prefecture) appears in 1 related cybersecurity incident. The latest was disclosed on 2021-08-20.

Profile

Industry/type: Prefecture
Location: Gunma, Maebashi

Public figures

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Metric	Value	Scope	As of	Source
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Incident history

Disclosed 2021-08-20Updated 2021-10-29 08:05Chiba, Gunma, Okayama, Saitama, Shiga, Tokyo[Investigating][Severity: Major][Through a supplier][Major]
Oriental Consultants group: ransomware hit several servers, encrypting much of its business data, which may have leaked; data entrusted by Ichikawa City and Saitama Prefecture was also stored there
[Ransomware][Data leak][Service outage]Organizations 10

		Incident	Role	Impact level				Methods	Impacts		Status
2021-08-20	2021-10-29 08:05	Oriental Consultants group: ransomware hit several servers, encrypting much of its business data, which may have leaked; data entrusted by Ichikawa City and Saitama Prefecture was also stored there	[Through a supplier]	[Major]	[Major]	10 Oriental Consultants Global Co., Ltd., Gunma Prefecture, Kurashiki City, Oriental Consultants Co., Ltd., Tokyo Metropolitan Government, Saitama Prefecture, Shiga Prefecture, Ichikawa City, Ichihara City, Katsushika City	Chiba, Gunma, Okayama, Saitama, Shiga, Tokyo	[Ransomware]	[Data leak][Service outage]	Unknown	[Investigating]