Ransomware Attack at KY Phone Co-Op

December 29, 2025

INCIDENT

Jamestown, Kentucky-based Duo County Telephone Cooperative Corporation, Inc. and Cumberland Cellular, LLC (doing business under the shared branding Duo Broadband) suffered a ransomware attack that exposed personally identifiable information.
Duo Broadband suffered a security incident that may have exposed some of your personal information. There were 42,518 victims in the incident, the company said.
“On February 13, Duo Broadband discovered a data security incident in which a cyber threat actor attempted to disrupt our systems in a possible effort to deploy ransomware, and solicit a ransom payment from us,” the company said in a letter to victims of the incident.

Incident Date

February 13, 2025

Estimated Cost

Unknown at this time

Type of Malware

No Malware identified

Threat Source

No threat source identified