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JAENES
APossible leakJanuary 8, 2026 announced

沖縄県立看護大学（教務支援システム）Data breach / unauthorized access incident

笹尾 祐太朗の写真Reviewed by Yutaro SasaoWritten by Leak Watch editorial team published ・ updated
Occurred on
December 22, 2025
Announced on
January 8, 2026
Severity
AFinancial and HR records — information that easily translates into monetary damage.
Scale
Unknown
Main impact
The academic affairs support system was encrypted by ransomware and went offline. Leakage of student information has not been confirmed, but it cannot be ruled out.
Information involved
Not specified in the disclosure
Cause / key point
The cause is under investigation.About Ransomware
Industry
Education
Listing / capital
Government / public body

Public university (prefectural)

Sources
Last updated
October 20, 2026
How severity is assessed →

Is this incident worth paying attention to?

Written & reviewed

笹尾 祐太朗の写真

Reviewed byYutaro SasaoFounder & CEO, MediaLeap Inc.

CEO of MediaLeap Inc. Working on both sides of web advertising and web media since 2013; founded the company in May 2025.

Review scope: cross-checking against primary sources (official and government announcements), verifying claims stay within the facts, and checking source attribution。Last reviewed:

Written by:Leak Watch editorial team (AI-assisted drafts verified against sources by the editorial team) · Reviewer profile · Request a correction

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Attack method classification: Ransomware(Encrypting data and demanding a ransom)

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