Medical College of Wisconsin
Data Breach on July 27, 2023
| Data Breach Report | ||
|---|---|---|
| Victim | mcw.edu | |
| Claimed By | CL0P | |
| Date Discovered | Jul 27, 2023 | |
| Description | Medical College of Wisconsin is a school in Milwaukee. | |
| Leak Size | Unknown |
Credential Exposure for mcw.edu
We've indexed 6,036 @mcw.edu accounts from external breaches, plus 167 credentials for mcw.edu itself.
Last checked Oct 4, 2026
| @mcw.edu addresses from external breaches | |
|---|---|
| Third-party breaches | 5,849 accounts · across 460 breaches · 4,290 with a plaintext password · most recent Jan 31, 2026 |
| Combo lists | 2,043 accounts · most recent Oct 3, 2026 |
| Passwords for mcw.edu accounts | |
|---|---|
| Combo lists | 154 logins · most recent Oct 2, 2026 |
| Infostealer logs | 37 logins · 21 infected devices · most recent Sep 27, 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.
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