Confirmé

nimoca: usage-history service intrusion leaked card numbers etc. in 521 cases

On Oct 4, 2026 intrusion into the usage-history service caused 521 automatic emails containing card number, DOB and email. No name/address/phone/ride-history leak. Service stopped same day. Disclosed Oct 6.

Dernière mise à jour: 2026-11-09

Ce contenu est affiché en English.

Présentation

521 records.

Chronologie

2026-10-04Survenue
2026-10-04Découverte
2026-10-06Divulgation

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

利用履歴照会サービスへの不正アクセスによる個人情報漏えいに関するお詫びとお知らせ株式会社ニモカ · 2026-11-09

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