Frontier Communications

Frontier Communications

Data Breach on June 04, 2024
Data Breach Report
Victimfrontier.com
Claimed ByRansomhub
Date DiscoveredJun 04, 2024
DescriptionFrontier Communications is an independent provider of telecommunications services that offers voice, data, and video services.
Leak Size5GB

Credential Exposure for frontier.com

We've indexed 325,365 @frontier.com accounts from external breaches, plus 6,417 credentials for frontier.com itself.

Last checked Sep 6, 2026

@frontier.com addresses from external breaches
Third-party breaches290,575 accounts · across 4383 breaches · 233,856 with a plaintext password · most recent Aug 28, 2026
Combo lists165,862 accounts · most recent Sep 6, 2026
Phishing pages4 accounts · most recent Jun 18, 2026
Passwords for frontier.com accounts
Combo lists4,127 logins · most recent Sep 6, 2026
Infostealer logs2,598 logins · 1,648 infected devices · most recent Sep 6, 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?

Frontier Communications 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.