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Nikkei: Google Workspace compromise may have exposed personal data on 1,646 staff and partners

Staff Google Workspace accounts were illicitly logged into from late Jul 2026; email/name data on 1,646 people may have leaked. Found via Google notice in early Aug; passwords changed. Readers/sources not included. Disclosed Oct 4 (separate from the M365 incident).

Last updated: 2026-11-09

Overview

1,646 people.

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. 不正ログインによる情報漏洩について株式会社日本経済新聞社 · 2026-11-09

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