720,000 items including nuclear plant technology leaked from Korea Hydro & Nuclear Power
SpilloverSpillover from the another organisation incident · View original incident →720,000 items, including nuclear power plant technology, were leaked from Korea Hydro & Nuclear Power. Hacking by attackers believed to be North Korean was identified as the cause.
Key facts
- Affected organisation
- Korea Hydro & Nuclear Power (KHNP)
- Original incident
- KHNP contractor hack leaks about 720,000 files including nuclear plant data
- Incident type
- Data breach
- Occurred / detected
- Not confirmed
- Scale of damage
- 720,000 items including nuclear power plant technology
- Cause / method
- Hacking by attackers believed to be North Korean
- Location
- South Korea
If your data was exposed
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organisation’s official website or app.
- If you’ve suffered harm, report it. Call 118 (no area code) for privacy violations, contact the police for financial losses, and apply for dispute mediation to seek compensation.Personal Information Infringement Report Centre ↗Korean National Police Agency cybercrime report ↗Personal Information Dispute Mediation Committee ↗
Timeline
- The leak of 720,000 items, including nuclear power plant technology, from Korea Hydro & Nuclear Power was reported.
Original incident
This is spillover from the another organisation incident.
KHNP contractor hack leaks about 720,000 files including nuclear plant data
Impact: About 720,000 files including nuclear power plant data, of which about 110,000 were KHNP technology-related materials
A KHNP contractor was hacked twice, in September 2020 and June 2024, and about 720,000 files including nuclear power plant data were stolen. The attackers exploited a vulnerability in a centralised document management system to obtain administrator passwords and were believed to be linked to North Korea. About 110,000 of the leaked files were found to be KHNP technology-related materials.
Related reports: 6 · last report →
1 related reports
Other incidents at Korea Hydro & Nuclear Power (KHNP)
10 years after the KHNP hack, North Korean cyber-attacks continue
The Korea Hydro & Nuclear Power hacking incident marked its 10th anniversary in 2024. North Korean cyber-attacks are continuing, and the specific scale of damage and response to the incident have not been confirmed.
Read on 보안뉴스 ↗
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.