Mitchell Silberberg and Knupp
Data Breach on February 13, 2026
| Data Breach Report | |||
|---|---|---|---|
| Victim | msk.com | ||
| Threat Actor | BusinessDataLeaks | ||
| Date Discovered | Feb 13, 2026 | ||
| Description | Mitchell Silberberg & Knupp LLP is a prominent law firm established in 1908 based in the USA (California), specializing in entertainment, intellectual property, corporate law, labor & employment, and regulatory matters. | ||
| Leak Size | Unknown |
Credential Exposure for msk.com
We've indexed 516 @msk.com accounts from external breaches, plus 24 credentials for msk.com itself.
Last checked Aug 16, 2026
| @msk.com addresses from external breaches | |
|---|---|
| Third-party breaches | 491 accounts · across 135 breaches · 435 with a plaintext password · most recent Dec 18, 2025 |
| Combo lists | 253 accounts · most recent Aug 7, 2026 |
| Passwords for msk.com accounts | |
|---|---|
| Combo lists | 24 logins · most recent Aug 7, 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.
Is your organization next?
Mitchell Silberberg and Knupp was breached. Check if your company's credentials have been exposed in this or other data breaches.
Check your exposure →Continuous dark web monitoring alerts you when we find leaked credentials or session tokens for your company.