Tein
Data Breach on December 29, 2025
| Data Breach Report | |||
|---|---|---|---|
| Victim | tein.co.jp | ||
| Threat Actor | Warlock | ||
| Date Discovered | Dec 29, 2025 | ||
| Description | Tein, Inc. is an automotive parts manufacturer based in Japan, specializing in the design, development, manufacture and sale of high‑performance suspension systems and related auto parts for street, motorsport and OEM applications worldwide. | ||
| Leak Size | Unknown |
Credential Exposure for tein.co.jp
We've indexed 15 @tein.co.jp accounts from external breaches, plus 14 credentials for tein.co.jp itself.
Last checked Aug 16, 2026
| @tein.co.jp addresses from external breaches | |
|---|---|
| Third-party breaches | 10 accounts · across 20 breaches · 10 with a plaintext password · most recent Mar 14, 2024 |
| Combo lists | 9 accounts · most recent Aug 4, 2026 |
| Passwords for tein.co.jp accounts | |
|---|---|
| Combo lists | 13 logins · most recent Aug 7, 2026 |
| Infostealer logs | 1 logins · most recent Aug 3, 2026 |
Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.
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