GMO Group urges customers to power down PCs as ransomware threat looms

GMO Group, a Japanese internet services provider, has instructed customers to disconnect and shut down systems after a threat actor breached its Onamae Desktop Cloud service and threatened a ransomware attack. The company's response suggests an active, imminent threat, though the scope of the breach and the attacker's capabilities remain unconfirmed. This incident highlights the vulnerability of cloud-based desktop services and the potential for widespread disruption in Japan's digital infrastructure.

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