Manning Publications

Manning Publications

Data Breach on March 06, 2025
Data Breach Report
Victimmanning.com
Threat ActorFog
Date DiscoveredMar 06, 2025
DescriptionManning Publications is a publisher of books and courses on computer technology topics.
Leak Size55GB

Credential Exposure for manning.com

We've indexed 137 @manning.com accounts from external breaches, plus 1,422 credentials for manning.com itself.

Last checked Aug 16, 2026

@manning.com addresses from external breaches
Third-party breaches99 accounts · across 48 breaches · 53 with a plaintext password · most recent Dec 18, 2025
Combo lists64 accounts · most recent Aug 7, 2026
Passwords for manning.com accounts
Combo lists771 logins · most recent Aug 15, 2026
Infostealer logs684 logins · 540 infected devices · most recent Aug 8, 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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