Overview
During May 26–28 there were 1,141,828 attempts, 38,442 successful logins and 18,253 users. Attempts, sessions and users are not added, and the numeric field is NULL rather than claiming confirmed leakage for every user. Reuse of externally obtained credentials is suspected, not established as the cause or as a credential leak from the company.
Timeline
- Occurred
- Discovered
- Disclosed
Start of the reported unauthorised-login period.
Initial notice and user response.
External investigation completed; no leakage traces found.
Organization response
The company forced logout/password resets, notified users and authorities, blocked suspicious communications and strengthened authentication and monitoring.
What you can do
Check notices through the organisation’s genuine contact channels. Do not enter credentials or payment details through links in unexpected messages.
Sources
- 女の転職typeへの不正アクセス・初報キャリアデザインセンター · 2026-11-09
- 女の転職type・6月19日調査結果キャリアデザインセンター · 2026-11-09