eFunda, Inc.
Data Breach on July 31, 2025
| Data Breach Report | |||
|---|---|---|---|
| Victim | efunda.com | ||
| Claimed By | BQTlock | ||
| Date Discovered | Jul 31, 2025 | ||
| Description | eFunda, Inc. offers an extensive online engineering reference platform (“Engineering Fundamentals”) with tools covering materials, processes, formulas, units, design‑center, and more. | ||
| Leak Size | 670GB |
Credential Exposure for efunda.com
We've indexed 6 @efunda.com accounts from external breaches, plus 851 credentials for efunda.com itself.
Last checked Oct 4, 2026
| @efunda.com addresses from external breaches | |
|---|---|
| Third-party breaches | 6 accounts · across 22 breaches · 5 with a plaintext password · most recent Feb 8, 2021 |
| Combo lists | 5 accounts · most recent Nov 25, 2025 |
| Passwords for efunda.com accounts | |
|---|---|
| Combo lists | 796 logins · most recent Oct 4, 2026 |
| Infostealer logs | 251 logins · 122 infected devices · most recent Sep 29, 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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