TGN Data Breach: The Gentlemen Ransomware Claim (Oct 2026)
Summary
In the latest cybersecurity news, TGN — an organization based in AR — has fallen victim to a ransomware attack conducted by the group thegentlemen. This data breach, discovered on 2026-10-09T19:27:08.669491+00:00, underscores the increasing need for proactive cybersecurity defenses as we continue through 2026.
Incident Report
| Attribute | Information |
|---|---|
| Target Organization | TGN |
| Threat Group | thegentlemen |
| Summary | tgn.com.ar zoominfo.com/c/transportadora-de-gas-del-norte/372392284 Transportadora de Gas del Norte (TGN) is Argentina’s largest natural gas transporter, publicly traded on BYMA (TGNO4), founded in 1992 and operating 11,317 km of pipelines and 22 compressor stations across 17 provinces. It moves 40% of all natural gas in Argentina’s pipeline system (~20% of the national energy matrix) and is the only operator connecting Argentina to Chile, Brazil, Bolivia, and Uruguay. FY2025 revenue was ~$483M (AR$600.6B, +20%), EBITDA ~$260M (55% margin), and net income surged +351% to ~$176M, driven by tariff reforms and Vaca Muerta export growth. The company has virtually zero debt (Debt/EBITDA 0.2x), $250M cash, and pays record dividends of AR$577/share (~10% yield), with a AA-(arg) credit rating (Fitch, positive outlook). It employs 600–1,153 people, is controlled by Gasinvest (56%) — a Techint/Tecpetrol + CGC/Eurnekian joint venture — and was named a Great Place to Work Top-25 in Argentina 2025 |
| Date of Breach | 2026-10-06T18:56:27+00:00 |
| Discovery Date | 2026-10-09T19:27:08.669491+00:00 |
| Region | AR |
| Target Domain | tgn.com.ar |
| Business Sector | Not Found |
How to reduce your ransomware risk
Most ransomware intrusions start with a stolen password or a phishing email. A few proactive steps sharply cut your exposure:
- train staff to spot attacks — close the gap attackers exploit.
- monitor the dark web for leaked logins — close the gap attackers exploit.
Want to know if you’re already exposed? Run a free scan with the HookPhish 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.
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