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GMO Internet Investigates Data Leak from Onamae Cloud Service

Developing
Confidence
70%
Impact: 60%
Updated 10m ago

Consensus Brief

GMO Internet is investigating a data breach involving its Onamae cloud desktop service, which may have affected 27,000 servers. The company has advised customers to reset their passwords following reports of unauthorized operations on trading accounts. The incident is linked to a demand for ransom from hackers and follows recent reports of a Chinese AI-enabled penetration testing tool being used in cyberattacks across Japan.

Sourced from
TechCrunchT2TechCrunchT2TechCrunchT2TechCrunchT2+5 more
Primary: TechCrunch

What Changed Since Last Update

10m ago

New corroborating source added: TechCrunch published an update on Tue, 27 Oc ("Japan internet giant GMO says hackers posted stolen customer data").

Claim Ledger

4 claims tracked across sources

Confirmed Fact

27,000 servers may be affected by the breach.

Confirmed Fact

GMO Internet received an email from hackers demanding about 8 billion yen (~$50 million).

Confirmed Fact

The Artex tool was used to hack financial institutions in South Korea in September.

Confirmed Fact

Japan’s Financial Service Agency issued guidance in May urging financial institutions to prepare for a rise in cybersecurity vulnerabilities.

Role-Based Impact Analysis

Source Timeline

6 sources corroborating

Japan internet giant GMO says hackers posted stolen customer data
TechCrunch·1h ago
T2
Japan internet giant GMO says hackers posted stolen customer data
TechCrunch·1h ago
T2
Japan internet giant GMO says hackers posted stolen customer data
TechCrunch·1h ago
T2
Japan internet giant GMO says hackers posted stolen customer data
TechCrunch·1h ago
T2
Japan internet giant GMO says hackers posted stolen customer data
TechCrunch·1h ago
T2
Japan internet giant GMO says hackers posted stolen customer data
TechCrunch·1h ago