The Great Courses
Data Breach on December 13, 2023
| Data Breach Report | ||
|---|---|---|
| Victim | thegreatcourses.com | |
| Claimed By | Akira | |
| Date Discovered | Dec 13, 2023 | |
| Description | The Teaching Company, LLC, doing business as The Great Courses, provides courses on digital versatile disc, audio compact disc, and other formats. | |
| Leak Size | 60GB |
Credential Exposure for thegreatcourses.com
We've indexed 21 @thegreatcourses.com accounts from external breaches, plus 844 credentials for thegreatcourses.com itself.
Last checked Aug 31, 2026
| @thegreatcourses.com addresses from external breaches | |
|---|---|
| Third-party breaches | 20 accounts · across 18 breaches · 18 with a plaintext password · most recent Aug 18, 2024 |
| Combo lists | 3 accounts · most recent Nov 25, 2025 |
| Passwords for thegreatcourses.com accounts | |
|---|---|
| Combo lists | 570 logins · most recent Aug 30, 2026 |
| Infostealer logs | 294 logins · 244 infected devices · most recent Aug 30, 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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