2026 Musashino University — Qilin leak-site claim (unverified); sample documents posted
Data compromised
Actor-posted sample documents on Qilin leak site; full data volume undisclosed—unverified
Technical writeup
Unverified Qilin ransomware claim — indexed June 29, 2026. Threat-intelligence monitoring reported Musashino University (Tokyo, Japan) listed on the Qilin leak site with sample financial and administrative documents posted under double-extortion pressure. Musashino University had not publicly confirmed the claim at catalog time. BreachHistory indexes recordsAffected 0 pending attestation.
Root cause
Unverified Qilin (WikiLeaks2) ransomware listing for Musashino University (musashino-u.ac.jp, Tokyo)—university had not confirmed at catalog time