Advanced Technology Group
Data Breach on December 29, 2025
| Data Breach Report | |||
|---|---|---|---|
| Victim | atg.cz | ||
| Threat Actor | Warlock | ||
| Date Discovered | Dec 29, 2025 | ||
| Description | Advanced Technology Group is a non‑destructive testing (NDT) and engineering services company based in Czech Republic, providing comprehensive NDT products and services, testing solutions, and special process support to aerospace and industrial sectors. | ||
| Leak Size | Unknown |
Credential Exposure for atg.cz
We've indexed 24 @atg.cz accounts from external breaches.
Last checked Aug 16, 2026
| @atg.cz addresses from external breaches | |
|---|---|
| Third-party breaches | 23 accounts · across 31 breaches · 20 with a plaintext password · most recent Feb 26, 2026 |
| Combo lists | 9 accounts · most recent Aug 6, 2026 |
None of this is necessarily connected to the ransomware attack above.
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