Japan·Tech·Announced by the organization or a regulator
Onamae.com Desktop Cloud data breach (Oct 2026)
What happened
GMO Internet confirmed that unauthorized software was installed on customer servers of its Windows cloud service Onamae.com Desktop Cloud. The breach may have affected many servers, and login information for trading tools stored on the servers was obtained. All affected customers were announced to receive compensation.
This page summarizes and translates our record written in Japanese. Counts and dates come from that record unchanged. Read the original record →
Facts on record
- Country
- Japan
- Industry
- Tech
- Announced
- Oct 21, 2026
- Affected
- Not disclosed
- Data exposed
- Passwords
- Status
- Announced by the organization or a regulator
- Compensation and penalties
- Compensation or a settlement on record
Sources
- GMOインターネット（お名前.com）【重要】お名前.com デスクトップクラウドサービスに対するサイバー攻撃について（第4報）