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Saison Fundex: leaseback customer data may have leaked via contractor Aoyama Main Kikaku ransomware

After contractor Aoyama Main Kikaku suffered ransomware on January 12, 2026, Saison Fundex disclosed on March 10 (updated June 1) that Saison leaseback customer data may be in scope.

最後更新: 2026-11-09

此內容以 English 顯示。

概述

No published count (count blank). Possible name, birth date, address, phone, property, workplace and emergency-contact data. No card fields stated. Victim-side record of the contractor incident.

時間軸

不明發生
2026-01-12發現
2026-03-10公布

組織應對措施

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

使用者應對建議

Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.

資訊來源

賃貸管理業務委託先におけるランサムウェア攻撃に伴う個人情報の漏えいに関するお詫びとお知らせ株式会社セゾンファンデックス · 2026-11-09
【更新】賃貸管理業務委託先におけるランサムウェア攻撃に伴う個人情報の漏えいに関するお詫びとお知らせ株式会社セゾンファンデックス · 2026-11-09