Saitama University: the server running its outsourced patent management system was breached, with traces of ransomware, and stored data may have been viewed from outside

The server running the patent management system Saitama University outsources was breached and shows traces of ransomware; personal data may have been viewed.

Disclosed

2026-03-30

Organizations involved

Leaked or at risk

Unknown

Downtime

Unknown

What happened

2026-03-30
It announced that the contractor's server running the patent management system (KEMPOS) from Networks Co., Ltd., used for its patent work, had been accessed without authorization and the stored information may have been viewed from outside. [1] [2]

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[Breached]

[Breached]

[Through a supplier][Moderate]Saitama, Saitama, Sakura-kuEducation and learning support
Saitama University
The contractor-managed server used for its patent management work was breached.

						Note
Saitama University	[Through a supplier]	[Moderate]	Saitama, Saitama, Sakura-ku	Education and learning support	Unknown	The contractor-managed server used for its patent management work was breached.