In the latest cybersecurity news, TDS — a company operating in the US — has fallen victim to a ransomware attack conducted by the group thegentlemen. This data breach, discovered on 2026-05-09T09:15:28.968565+00:00, underscores the increasing need for proactive cybersecurity defenses as we continue through 2025.
In response to increasing cyber threats, it’s critical to protect your organization with proactive security measures. HookPhish provides enterprise-grade solutions designed to reduce your risk of future attacks:
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Incident Report
| Attribute | Information |
|---|---|
| Target Organization | TDS |
| Threat Group | thegentlemen |
| Summary | tdstelecom.com TDS Telecommunications LLC, founded in 1969 and headquartered in Madison, Wisconsin, is a leading U.S. telecommunications provider serving residential and business customers across urban, suburban, and rural communities. The company delivers high-speed fiber-optic internet (up to 8 Gigabit), IP-based TV entertainment, and traditional phone services, alongside business solutions like VoIP, dedicated internet, and data networking. With over 1.1 million connections, TDS is a wholly owned subsidiary of Telephone and Data Systems, Inc. (NYSE: TDS), committed to enhancing communities through reliable, innovative communications technology. |
| Date of Breach | 2026-05-08T13:52:23+00:00 |
| Discovery Date | 2026-05-09T09:15:28.968565+00:00 |
| Region | US |
| Target Domain | tdstelecom.com |
| Business Sector | Telecommunication |
Don’t wait for a breach to take action — stay informed and take control of your cybersecurity posture today.
You can also check if your organization’s data has been exposed using our free Data Breach Checker.
Disclaimer: HookPhish does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any stolen information. All breach data reported here is sourced from publicly available threat intelligence feeds for awareness purposes only.
