T-Online

T-Online

Data Breach on September 02, 2026
Data Breach Report
Victimt-online.com
Claimed ByMeduzaLocker
Date DiscoveredSep 02, 2026
DescriptionT-Online is a major digital news portal and media website based in Germany, owned by Ströer and providing online news and media content.
Leak SizeUnknown

Credential Exposure for t-online.com

We've indexed 4,030 @t-online.com accounts from external breaches, plus 467 credentials for t-online.com itself.

Last checked Sep 2, 2026

@t-online.com addresses from external breaches
Third-party breaches3,398 accounts · across 249 breaches · 3,008 with a plaintext password · most recent Jun 9, 2026
Combo lists3,037 accounts · most recent Aug 29, 2026
Passwords for t-online.com accounts
Combo lists419 logins · most recent Aug 30, 2026
Infostealer logs126 logins · 57 infected devices · most recent Aug 28, 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?

T-Online 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.