MC Firm
Data Breach on March 03, 2026
| Data Breach Report | |||
|---|---|---|---|
| Victim | mcfirm.com | ||
| Claimed By | INC_RANSOM | ||
| Date Discovered | Mar 03, 2026 | ||
| Description | MC Firm is a business consulting company based in the USA (Illinois), providing management and operations advisory services. | ||
| Leak Size | Unknown |
Credential Exposure for mcfirm.com
We've indexed 10 @mcfirm.com accounts from external breaches.
Last checked Aug 23, 2026
| @mcfirm.com addresses from external breaches | |
|---|---|
| Third-party breaches | 10 accounts · across 12 breaches · 8 with a plaintext password · most recent Feb 12, 2024 |
| Combo lists | 2 accounts · most recent Jul 21, 2026 |
None of this is necessarily connected to the ransomware attack above.
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