Not the first data breach at Kudankulam: Recalling 2019 cyberattack t…

India's Kudankulam Nuclear Power Plant suffered a data breach in 2019 when North Korean-linked malware (DTrack) targeted its administrative network to steal thorium-based nuclear technology information; a fresh breach in 2026 has renewed concerns about cyber vulnerabilities in India's strategic nuclear infrastructure as the sector opens to private participation. If you supply cybersecurity, network isolation, or critical-infrastructure monitoring to India's nuclear or defence sectors, state-level adversaries have just proven they can reach your customers' most protected networks through retired scientists' email accounts. The Indian government is now opening nuclear to private players—they will demand vendors with proven hardening against nation-state attacks.