American Meteorological Society

American Meteorological Society

Data Breach on July 21, 2023
Data Breach Report
Victimametsoc.org
Threat ActorCactus
Date DiscoveredJul 21, 2023
DescriptionThe American Meteorological Society, founded in 1919, is a global community committed to advancing weather, water, and climate science and service.
Leak SizeUnknown

Credential Exposure for ametsoc.org

We've indexed 129 @ametsoc.org accounts from external breaches, plus 276 credentials for ametsoc.org itself.

Last checked Aug 16, 2026

@ametsoc.org addresses from external breaches
Third-party breaches89 accounts · across 55 breaches · 77 with a plaintext password · most recent Aug 18, 2024
Combo lists42 accounts · most recent Aug 7, 2026
Phishing pages20 accounts · most recent Aug 12, 2026
Passwords for ametsoc.org accounts
Combo lists197 logins · most recent Aug 15, 2026
Infostealer logs101 logins · 74 infected devices · 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.

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