En cours d’enquête

Omikenshi: employee personal data may have been exfiltrated after ransomware

Possible data leak: After a late March 16, 2026 intrusion that halted core systems and encrypted servers, an April 13 filing said some outbound transfers were seen, limited to employee-type fields without customer PII.

Dernière mise à jour: 2026-11-09

Ce contenu est affiché en English.

Présentation

No published count (count blank). Customer PII stated not included.

Chronologie

2026-03-16Survenue
2026-03-16Découverte
2026-04-13Divulgation

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

サイバー攻撃によるシステム障害に関するご報告オーミケンシ株式会社 · 2026-11-09
（開示事項の経過）サイバー攻撃によるシステム障害についてのお知らせオーミケンシ株式会社 · 2026-11-09

Omikenshi: employee personal data may have been exfiltrated after ransomware

Présentation

Chronologie

Réponse de l’organisation

Que faire ?

Sources

Informations associées

Aucune information publiée

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