Company

Coincheck, Inc.

Coincheck, Inc. (Shibuya, Tokyo; Finance and insurance) appears in 1 related cybersecurity incident. The latest was disclosed on 2020-06-02.

Profile

Metric	Value	Scope	As of	Source
Employees	223	Non-consolidated	2025-08-06	METI: Gビズインフォ

		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	[Through a supplier]	[Critical]	[Critical]	3 Coincheck, Inc., bitbank, Inc., GMO Internet Group, Inc.	Tokyo	[Web app exploit]	[Data leak]	300	[Resolved]