Confirmé

Edogawa City: SD card loss exposed personal data of 904 students

A junior-high teacher kept student personal data on a personal SD card and lost it on June 13, 2026; the city disclosed June 29. Scope is 904 students (some alumni FY2014–2025 and some current Year-3).

Dernière mise à jour: 2026-11-09

Ce contenu est affiché en English.

Présentation

904 people.

Chronologie

InconnuSurvenue
2026-06-13Découverte
2026-06-29Divulgation

Réponse de l’organisation

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

Que faire ?

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

区立中学校における個人情報の入ったSDカードの紛失江戸川区 · 2026-11-09

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