North Atlantic Treaty Organization

North Atlantic Treaty Organization

Data Breach on December 10, 2023
Data Breach Report
Victimnato.int
Claimed BySiegedSec
Date DiscoveredDec 10, 2023
DescriptionThe North Atlantic Treaty Organization, also called the North Atlantic Alliance, is an intergovernmental military alliance between 31 member states – 29 European and two North American.
Leak Size8.15GB

Credential Exposure for nato.int

We've indexed 3,080 @nato.int accounts from external breaches, plus 1,313 credentials for nato.int itself.

Last checked Sep 13, 2026

@nato.int addresses from external breaches
Third-party breaches2,846 accounts · across 348 breaches · 2,314 with a plaintext password · most recent Feb 7, 2026
Combo lists1,108 accounts · most recent Sep 13, 2026
Phishing pages1 accounts · most recent Feb 18, 2026
Passwords for nato.int accounts
Combo lists1,144 logins · most recent Sep 13, 2026
Infostealer logs447 logins · 290 infected devices · most recent Sep 10, 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?

North Atlantic Treaty Organization 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.