Company

GMO Internet Group, Inc.

GMO Internet Group, Inc. (Shibuya, Tokyo; Information and communications) appears in 1 related cybersecurity incident. The latest was disclosed on 2020-06-02.

Profile

Industry/type

Information and communications

Location

Tokyo, Shibuya

Former names

GMO Internet, Inc.until 2022-09-01

Listing

TSE Prime 9449

Website

https://group.gmo/

Group companies

Public figures

Employees213Non-consolidated2025-09-22
METI: Gビズインフォ

Metric	Value	Scope	As of	Source
Employees	213	Non-consolidated	2025-09-22	METI: Gビズインフォ

Incident history

Disclosed 2020-06-02Updated 2020-06-08 08:00Tokyo[Resolved][Severity: Critical][Breached][Moderate]
GMO Internet: a flaw in Onamae.com Navi let attackers rewrite the domain settings of Coincheck and bitbank
[Web app exploit][Data leak]Leaked 300Organizations 3

		Incident	Role	Impact level				Methods	Impacts		Status
2020-06-02	2020-06-08 08:00	GMO Internet: a flaw in Onamae.com Navi let attackers rewrite the domain settings of Coincheck and bitbank	[Breached]	[Moderate]	[Critical]	3 Coincheck, Inc., bitbank, Inc., GMO Internet Group, Inc.	Tokyo	[Web app exploit]	[Data leak]	300	[Resolved]