Just Concrete & Masonry
Data Breach on May 13, 2025
| Data Breach Report | |||
|---|---|---|---|
| Victim | jcmi.com | ||
| Threat Actor | Play | ||
| Date Discovered | May 13, 2025 | ||
| Description | Just Concrete & Masonry produces precision machined components and assemblies for industries including aerospace, defense, oil and gas, medical, and electronics. | ||
| Leak Size | Unknown |
Credential Exposure for jcmi.com
We've indexed 4 @jcmi.com accounts from external breaches.
Last checked Aug 13, 2026
| @jcmi.com addresses from external breaches | |
|---|---|
| Combo lists | 3 accounts · most recent Nov 25, 2025 |
| Third-party breaches | 2 accounts · across 12 breaches · 2 with a plaintext password · most recent Dec 18, 2025 |
None of this is necessarily connected to the ransomware attack above.
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