Steel Dynamics, Inc.
Data Breach on December 26, 2025
| Data Breach Report | |||
|---|---|---|---|
| Victim | steeldynamics.com | ||
| Claimed By | Akira | ||
| Date Discovered | Dec 26, 2025 | ||
| Description | Steel Dynamics, Inc. is a leading industrial metals solutions and steel manufacturing company based in the USA (Indiana), producing a diversified range of steel products. | ||
| Leak Size | Unknown |
Credential Exposure for steeldynamics.com
We've indexed 10,951 @steeldynamics.com accounts from external breaches, plus 91 credentials for steeldynamics.com itself.
Last checked Oct 4, 2026
| @steeldynamics.com addresses from external breaches | |
|---|---|
| Combo lists | 10,736 accounts · most recent Oct 4, 2026 |
| Third-party breaches | 304 accounts · across 72 breaches · 254 with a plaintext password · most recent Feb 10, 2025 |
| Passwords for steeldynamics.com accounts | |
|---|---|
| Combo lists | 65 logins · most recent Sep 24, 2026 |
| Infostealer logs | 32 logins · 27 infected devices · most recent Aug 21, 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?
Steel Dynamics, Inc. 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.