2022 Tata Power — Hive ransomware; stolen operational and employee-record artifacts
Data compromised
Engineering schematics, payroll/tax rows, and corporate finance stores per TechCrunch and downstream summaries—no consolidated published victim tally
Technical writeup
Indian utility Tata Power confirmed the October 2022 encryption event against portions of its IT layer while stressing critical power-delivery systems stayed online, matching contemporaneous reporting that Hive operators published sample internal archives spanning engineering drawings, HR tax identifiers, and banking paperwork. Coverage framed the incident as one of the most visible energy-sector ransomware cases in India that season.
Root cause
Human-operated ransomware deployment attributed in press to Hive leak-site marketing