On May 9, 2026, a ransomware group claimed a data breach at TDS Telecommunications LLC. TDS Telecommunications LLC was founded in 1969 and is headquartered in Madison, Wisconsin. It provides telecommunications services to residential and business customers across the US.
Specific details regarding the types of data exposed, the number of individuals affected, and the states impacted have not been publicly confirmed by TDS Telecommunications LLC. It remains unclear if sensitive data such as Social Security numbers, medical information, or financial details were compromised. This incident is currently reported by a ransomware tracker, and an official statement from the company regarding the breach status is not yet available.
Information about data breaches can emerge over time, and official notices to affected individuals may be delayed.