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Kudankulam Nuclear Power Plant Data Leak

Published 17 Jul 2026. Access the PDF directly or read the stored explanation below.

UPSC English 17 Jul 2026

Kudankulam Nuclear Power Plant Data Leak

Prelims:

Science & Technology, Infrastructure

Mains:

GS Paper III- Science & Technology, Cyber Security, Internal Security

Current relevance:

A cybersecurity breach involving Kudankulam Nuclear Power Plant (KKNPP) data came to light after cybercriminals leaked files on the Dark Web following an attempted ransomware attack on Reliance Infrastructure's third-party cloud server.

 

Highlights:

Background:

1.        The Kudankulam Nuclear Power Plant (KKNPP) is located in Tirunelveli district, Tamil Nadu, and is operated by the Nuclear Power Corporation of India Limited (NPCIL).

2.      A ransomware attack on a third-party cloud server used by Reliance Infrastructure led to the leakage of operational documents related to the Kudankulam Nuclear Power Plant (KKNPP).

3.      Approximately 14.3 GB of KKNPP-related data, part of a larger 1.2 TB dataset, was published on the Dark Web after the ransom demand was reportedly not paid.

4.      The leaked data included engineering blueprints, supplier details, equipment review documents, meeting and inspection records, and insurance policy documents related to the Kudankulam Nuclear Power Plant's operational infrastructure.

Ransomware Attack:

It is a type of malicious software (malware) that blocks access to systems or steals data and demands payment (ransom) to restore access or prevent public disclosure.

Dark web:

I.            It is a hidden part of the internet that is not indexed by standard search engines and can only be accessed using specialized software such as the Tor browser.

II.            It is used for both legitimate purposes, such as protecting privacy and anonymous communication, and illegal activities, including cybercrime, data trading, and ransomware operations.


Source: THE HINDU- https://www.pressreader.com/india/the-hindu-mumbai9wwd/20260717/281728391282532?srsltid=AfmBOorAAp6Zn2IrepvRWncuEid5Cn_P9mtsohKYZHahHg_jyxRVATSH

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