DUO Broadband, also known as Duo County Telephone Cooperative Corporation, Inc. and Cumberland Cellular, LLC, has begun notifying certain individuals in New Hampshire about a recent data breach. The company reported this incident to authorities on May 15, 2025, though the exact date the breach occurred remains undisclosed.
While the specific categories of information involved have not been detailed, the breach did expose personal information belonging to DUO Broadband customers. This type of incident can lead to various forms of misuse of your data by unauthorized parties.
If you received a notification letter from DUO Broadband, it is wise to review all your online accounts, especially for any signs of suspicious activity. Consider changing passwords for critical accounts and remain vigilant against phishing attempts or unsolicited communications that may try to exploit the exposed data.
Given the potential impact of such an event, legal investigations are currently underway to understand the full scope of this DUO Broadband data breach. These investigations aim to determine if affected individuals may have grounds for a class action lawsuit.
Receiving a data breach notification can be concerning. If you are a New Hampshire resident affected by the DUO Broadband incident and received a letter, you may want to discuss your options with a legal professional. A free case review can help you understand your rights and whether you are eligible to pursue a claim.