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ManpowerGroup Japan: 158,600 email addresses leaked via Arara service used by a contractor

ManpowerGroup Japan announced on November 2 (updated November 5) that unauthorised access to Arara's repica service, used by its email contractor, leaked email addresses of registered temporary workers and others.

最后更新: 2026-11-09

此内容以 English 显示。

概述

158,600 email addresses of people who received mail through the service between October 9 and 29, 2026. No names, phones or message bodies. Per the company, this stems from unauthorised access to the Arara email-delivery platform (recorded separately); this figure is a subset of the vendor scope and must not be added to it.

时间线

未知发生
未知发现
2026-11-02披露

组织应对措施

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

用户应对建议

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.

信息来源

当社委託先のメール配信サービスにおける情報漏えいについてマンパワーグループ株式会社 · 2026-11-09