A significant data breach has occurred at India's Kudankulam Nuclear Power Plant, with sensitive files including blueprints, supplier details, and insurance policies leaked online by the ransomware group World Leaks.The breach, attributed to a third-party data center provider Yotta, raises serious concerns about nuclear security.Reliance Group, a major contractor, confirmed a 'partial breach' but did not disclose specifics.Experts warn that the leaked data could map the plant's support systems and identify vulnerabilities.This incident highlights India's growing cybersecurity challenges, as the country ranks third globally in data breaches.The Nuclear Power Corporation and CERT-In are investigating, while the government has not commented.The breach also marks the second known cyber incident at the plant, following a 2019 malware attack linked to North Korea.