Investigating

Sanpainet: user IDs/passwords may have leaked after Yuryo Sanpai Navi intrusion

DB overload on May 25, 2026 led to confirmed intrusion; possible exfiltration of operator name, ID, password and email was disclosed May 28.

Last updated: 2026-11-09

Overview

No published count (count blank).

Timeline

  1. Occurred
  2. Discovered
  3. Disclosed

Organization response

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

What you can do

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.

Sources

  1. 「優良さんぱいナビ」への不正アクセスの発生について(お詫びとお知らせ)公益財団法人産業廃棄物処理事業振興財団 · 2026-11-09

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