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Sprawling Sellafield Nuclear Waste Site Prosecuted for Cybersecurity Failings

ID: c564c6d9-b0b9-5dfd-b000-f904c096318e

STIX ID: report--c564c6d9-b0b9-5dfd-b000-f904c096318e

Feed Name: Dark Reading

Threat Score
80/100

Date Published: 2024-04-01

Date Updated: 2026-04-21

Author: Dark Reading Staff

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The UK nuclear regulator has notified Sellafield Ltd of intent to prosecute over alleged IT security offenses from 2019–2023; separate reporting alleges nation-state APT intrusions (linked to Russia and China) into Sellafield systems dating to 2015. While authorities say there is no evidence public safety was impacted, the prolonged nature of the incidents and the site's status as a complex, hazardous nuclear facility raise serious concern about potential high-impact consequences.

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