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U.S. Justice Department Disrupts GRU Unit 26165 DNS Hijacking Network Targeting Global Military and Critical Infrastructure

Target:UPSC GS-IIMPSCPrelims MediumMains Medium
07 Apr 2026
~2 min
Source: The Hindu
Key Data:April 7, 2026
Bodies:U.S. Justice DepartmentFBIGRU (Main Intelligence Directorate of the General Staff)
Practice MCQs from today's news ▸
What This Article Covers

1.The U.S. Justice Department carried out a court-authorized disruption of a DNS hijacking network controlled by Russia's GRU Military Unit 26165.

2.The GRU actors compromised routers globally to conduct espionage against targets in military, government, and critical infrastructure sectors.

3.This action signals a proactive U.S. response to a large-scale cyber threat, moving beyond mere warnings to active disruption.

The Big Picture
Prelims · MediumMains · Medium

The U.S. Justice Department, with court authorization, disrupted a global DNS hijacking network operated by Russia's GRU Military Unit 26165. This cyber espionage operation targeted individuals in military, government, and critical infrastructure sectors worldwide, highlighting escalating state-sponsored cyber threats.

Exam Lens

Quick Exam Facts From News

Russian Intelligence UnitGRU Military Unit 26165
Date of DisruptionApril 7, 2026
Targeted SectorsMilitary, Government, Critical Infrastructure

1-Minute Revision

  • ›Russian Intelligence Unit: GRU Military Unit 26165
  • ›Date of Disruption: April 7, 2026
  • ›Target this Data: The specific Russian military intelligence unit involved - GRU Military Unit 26165.
  • ›Target this Nodal Body: The U.S. Justice Department and the FBI's Cyber Division as the executing agencies.
  • ›Target this Legal Point: The action was 'court-authorised', highlighting the legal basis for such cyber counter-operations.

Mastered this topic? Test your knowledge with a full MCQ quiz.

Practice exam-style questions, track your score, and strengthen your recall.

Q1Static LinkageEasy

According to the article, which U.S. agency's division was involved in disrupting the cyber network?

Q2Statement-basedHard

Consider the following statements regarding the news:

1. The U.S. Justice Department disrupted a DNS hijacking network operated by Russia's GRU Military Unit 26165.

2. The cyber operation targeted individuals only within the United States.

3. The disruption action was undertaken without any legal authorization.

Which of the statements given above is/are correct?

Q3Data-centricMedium

As per the article, on which date did the U.S. Justice Department announce the disruption of the Russian cyber network?

Q4Application/ImpactMedium

What was the primary reason cited by the U.S. authorities for taking the disruptive action against the cyber network, as mentioned in the article?

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