> JapanHacked_Cybersecurity incidents in Japan

Company

Mizuho Research Institute Ltd.

Mizuho Research Institute Ltd. (Chiyoda, Tokyo; Scientific research, professional and technical services) appears in 1 related cybersecurity incident. The latest was disclosed on 2020-07-21.

Profile

Industry/type: Scientific research, professional and technical services
Location: Tokyo, Chiyoda
Also known as: Mizuho Research
Registry closed: 2021-04-09 Dissolved by merger
Succeeded by: Mizuho Research & Technologies, Ltd.

Public figures

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Metric	Value	Scope	As of	Source
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Incident history

Disclosed 2020-07-21Updated 2020-07-22 21:31Tokyo[Resolved][Severity: Critical][Breached][Critical]
Mizuho Research Institute: six backup tapes holding about 2.5 million customer and usage records went missing
[Lost device][Data leak]Leaked 2.5MOrganizations 2

		Incident	Role	Impact level				Methods	Impacts		Status
2020-07-21	2020-07-22 21:31	Mizuho Research Institute: six backup tapes holding about 2.5 million customer and usage records went missing	[Breached]	[Critical]	[Critical]	2 Mizuho Bank, Ltd., Mizuho Research Institute Ltd.	Tokyo	[Lost device]	[Data leak]	2,507,000	[Resolved]