From engineering drawings and plant layouts to HR records, inspection emails, and internal project documents, a massive cache of files stolen by the ransomware group World Leaks, a global "extortion as a service" platform, has raised fresh cybersecurity concerns around India's largest civil nuclear power project, the Kudankulam Nuclear Power Plant (KKNPP).India Today's analysis found that the ransomware group leaked an archive containing 858,253 files with a combined size of 1.20 TB. More than 514 GB, over 42 per cent of the archive, was directly or indirectly linked to the Kudankulam Nuclear Power Project. About 18% of the archive, or…