Greenfiber

Greenfiber

Data Breach on June 27, 2023
Data Breach Report
Victimgreenfiber.com
Threat ActorALPHV
Date DiscoveredJun 27, 2023
DescriptionGreenfiber is a national manufacturer of cellulose insulation.
Leak SizeUnknown

Credential Exposure for greenfiber.com

We've indexed 85 @greenfiber.com accounts from external breaches.

Last checked Aug 16, 2026

@greenfiber.com addresses from external breaches
Third-party breaches83 accounts · across 38 breaches · 76 with a plaintext password · most recent Dec 18, 2025
Combo lists30 accounts · most recent Aug 6, 2026

None of this is necessarily connected to the ransomware attack above.

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