# Japan internet giant GMO says hackers posted stolen customer data

> **Publication**: aitalky (Independent AI Journalism)
> **Canonical Citation URL**: https://aitalky.vercel.app/news/japan-internet-giant-gmo-says-hackers-posted-stolen-customer-data
> **Original Source**: [TechCrunch AI](https://techcrunch.com/2026/10/27/japan-internet-giant-gmo-says-hackers-posted-stolen-customer-data/)
> **Author**: Kate Park (undefined)
> **Published Date**: Tuesday, October 27, 2026
> **Category**: INDUSTRY
> **Tags**: AI, TechCrunch AI, industry

## Executive Summary
Japan's GMO Internet is verifying alleged customer data posted by suspected hackers following a cloud service breach



## Full Coverage
Japanese internet company GMO Internet is investigating a data leak after suspected unauthorized access to its Onamae cloud desktop service, which provides virtualized desktops to financial traders

The IT and internet services giant said on its blog that it believes the attacker has published information allegedly linked to customers and its business. However, the contents are still being verified and the full extent of the incident remains unclear

GMO Internet has since advised customers to reset their passwords, amid receiving reports of "unauthorized operations" performed on customer trading accounts. The company said 27,000 servers may be affected by the breach

---
*Generated for AI agents and LLM citation by aitalky (https://aitalky.vercel.app).*