Tennsco
Data Breach on May 21, 2025
| Data Breach Report | |||
|---|---|---|---|
| Victim | tennsco.com | ||
| Threat Actor | Qilin | ||
| Date Discovered | May 21, 2025 | ||
| Description | Tennsco LLC is a family-owned American manufacturer specializing in durable steel storage and filing solutions. | ||
| Leak Size | Unknown |
Credential Exposure for tennsco.com
We've indexed 23 @tennsco.com accounts from external breaches, plus 1 credentials for tennsco.com itself.
Last checked Aug 13, 2026
| @tennsco.com addresses from external breaches | |
|---|---|
| Third-party breaches | 18 accounts · across 13 breaches · 17 with a plaintext password · most recent Dec 18, 2025 |
| Combo lists | 7 accounts · most recent Jun 30, 2026 |
| Passwords for tennsco.com accounts | |
|---|---|
| Combo lists | 1 logins · most recent Jun 22, 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.
Is your organization next?
Tennsco was breached. Check if your company's credentials have been exposed in this or other data breaches.
Check your exposure →Continuous dark web monitoring alerts you when we find leaked credentials or session tokens for your company.