Kudankulam Nuclear Power Plant
Sector: Nuclear • Location: Kudankulam, Tamil Nadu, India
Source: PTC News
India's largest nuclear power plant, Kudankulam Nuclear Power Plant in Tamil Nadu, suffered a major data breach. Blueprints of some plant facilities and supplier details were leaked on the dark web by a ransomware group called World Leaks. The breach involved a server hosted by third-party data centre company Yotta and was linked to the Reliance Group contractor. The leaked files include blueprint
- Status
- Operational with data breach incident
- Sector
- Nuclear, Power Generation (CCGT), Data Center
- Location
- Kudankulam, Tamil Nadu, India
- Updated
- 22 Jul 2026
- Source
- PTC News
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Project Information
Participants
| Not available for this record. |
Status
Original status | operational with data breach incident |
Taiyo last update | 2026-07-22 |
Contact
| Not available for this record. |
Description
Description | India's largest nuclear power plant, Kudankulam Nuclear Power Plant in Tamil Nadu, suffered a major data breach. Blueprints of some plant facilities and supplier details were leaked on the dark web by a ransomware group called World Leaks. The breach involved a server hosted by third-party data centre company Yotta and was linked to the Reliance Group contractor. The leaked files include blueprints of ventilation and cooling systems for Units 3 and 4 and the floor plan of a common control room, but not the nuclear reactors' core systems. |
Original sector | Energy |
Location
Country | India |
State | Tamil Nadu |
City | Kudankulam |
Source
Source | PTC News |
URL |
More Details
Record type | Project |
Sector | Nuclear, Power Generation (CCGT), Data Center |
Article published date | 2026-07-18 |
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