United Kingdom

Analyse

Primarily a target — 378 received· 16 initiated· 76 responses ·NATO

Across the full record, 387 cyber operations involving United Kingdom were added to the database. The all-time mean Intensity of cyber operations involving United Kingdom is 2.8.

Maintained by EuRepoC research analysts · updated 16 Oct 2026

378received initiated16

For all time, this country appears chiefly as a target — 378 incidents directed at it, 16 it is linked to initiating.

Source: EuRepoC Global Database as of 16 Oct 2026.

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Cyber activity

16 incidents · as actor

As target 378 As actor 16

Operations EuRepoC links to United Kingdom state-aligned actors, and the international responses they drew.

Cyber incident intensity

Mean1.7/15Moderate

Range 1.0–4.0

Drag the ends of the observed range to narrow intensities.

Minimum Maximum

15 coded incidents · All time

Database additions by yearincidents linked to United Kingdom

Bar height shows incidents added during all time; select a bar to filter this interval; hover for average intensity.

Most-targeted sectorswhat its operations hit

SectorIncidentsIntensityResponded

Corporate Targets 5 1.6Moderate 0/5 Telecommunications 4 2.5Moderate 0/4 End user(s) / specially protected groups 3 2.3Moderate 0/3 State institutions / political system 2 2.5Moderate 0/2 Terrorist 2 1.5Moderate 0/2 Government / ministries 2 1.0Moderate 0/2 Criminal 1 2.0Moderate 0/1 Hacktivist 1 1.0Moderate 0/1

Its operations concentrate on Corporate Targets — 5 of 16 incidents.

By targetwho its operations hit

United Kingdom 7incidents avg 1.4 · Moderate United States 5incidents avg 1.4 · Moderate Russia 4incidents avg 2.0 · Moderate Germany 4incidents avg 2.2 · Moderate Belgium 4incidents avg 2.5 · Moderate Afghanistan 3incidents avg 1.7 · Moderate Yemen 3incidents avg 1.3 · Moderate Austria 3incidents avg 2.3 · Moderate

Showing 8 of 189

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Operations initiated & responses drawn

BASH BACK United Kingdom ·Corporate Targets Hacktivist Group "Bash Back" Hacked Free Speech Union In United Kingdom On 5 January 2026 5 Jan 2026

Incident 5 Jan 2026

BASH BACK United Kingdom ·Corporate Targets

Hacktivist Group "Bash Back" Hacked Free Speech Union In United Kingdom On 5 January 2026

GCHQ Russia ·State institutions / political system GCHQ disrupts russian anti-vaccine propaganda 1 Jan 2020

Incident · Low severity 1 Jan 2020

GCHQ Russia ·State institutions / political system

GCHQ disrupts russian anti-vaccine propaganda

GCHQ ·Terrorist UK starts cybercampaign against ISIS 1 Jan 2017

Incident · Low severity 1 Jan 2017

GCHQ ·Terrorist

UK starts cybercampaign against ISIS

Spiderman DEGB2 countries ·Telecommunications Telekom-Hack 27 Nov 2016

Incident · Low severity 27 Nov 2016

Spiderman DEGB2 countries ·Telecommunications

Telekom-Hack

(United Kingdom) United Kingdom ·Corporate Targets Talk-Talk-Hack 1 Oct 2015

Incident · Low severity 1 Oct 2015

(United Kingdom) United Kingdom ·Corporate Targets

Talk-Talk-Hack

Kosova Hacker’s Security United States ·Government / ministries Kosova Hacker’s Security vs. Us_weather.gov 1 Oct 2012

Incident · Low severity 1 Oct 2012

Kosova Hacker’s Security United States ·Government / ministries

Kosova Hacker’s Security vs. Us_weather.gov

Anonymous United Kingdom ·Government / ministries Anonymous defaces Page of Pritish Prime Minister 25 Aug 2012

Incident · Low severity 25 Aug 2012

Anonymous United Kingdom ·Government / ministries

Anonymous defaces Page of Pritish Prime Minister

GCHQ Afghanistan ·Criminal GCHQ vs. Taliban 1 Jan 2012

Incident · Low severity 1 Jan 2012

GCHQ Afghanistan ·Criminal

GCHQ vs. Taliban

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