Company lists · Data refreshed September 2026

Top 14 Adversarial attack detection companies based in the United Kingdom

RevenueBase identified 60 adversarial attack detection companies headquartered in the United Kingdom as of September 2026 and tracks 2,814 professional contacts across them, including 1,698 with verified work emails. London is the largest hub.

This list covers adversarial attack detection companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
60Companies
2,814Contacts tracked
1,698Verified emails
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The 14 largest adversarial attack detection companies based in the United Kingdom

Ranked by team size
Top 14 of 60 adversarial attack detection companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to adversarial attack detection companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceCambridge, United KingdomHQ checked Sep 19, 20261,001-5,0002,355 contacts →

Indirect evidence

“Darktrace is a global leader in AI cybersecurity, providing the essential cybersecurity platform to secure organizations today and for an ever-changing future.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202651-20068 contacts →

Indirect evidence

“We help companies in the fight against fraud.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5014 contacts →

Indirect evidence

“Demand more from your AI & Data Security partner.”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceLondon, United KingdomHQ checked Sep 19, 20261-108 contacts →

Partial evidence

“Covenda is AI cybersecurity with cutting-edge threat modeling and ML-powered risk prediction to counter cyber attacks on businesses.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-107 contacts →

Indirect evidence

“CounterShadow is redefining the cybersecurity landscape as the future of agentic cybersecurity.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-507 contacts →

Indirect evidence

“Medicare Network is a niche, agile cybersecurity and risk management company offering a range of industry-leading and advanced solutions that combines human intelligence…”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceNewcastle Upon Tyne, United KingdomHQ checked Sep 19, 202611-504 contacts →

Indirect evidence

“Founded by researchers and thought leaders, Cystel is built on a unique and specialised set of skills in addition to decades of experience at the forefront of the cybersecurity…”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-504 contacts →

Indirect evidence

“CyberSiARA – Redefining the Future of Bot Protection CyberSiARA is a fast-growing cybersecurity company transforming how organisations protect their digital platforms against…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceFlitton, United KingdomHQ checked Sep 19, 202611-503 contacts →

Indirect evidence

“NW PRO is a security company offering cutting-edge AI-powered solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

“Uncloak is the world's first blockchain powered cyber threat solution putting businesses one step ahead of hackers utilising: • Advanced artificial intelligence to check public &…”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceBanbury, United KingdomHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

“Digital Peak is your trusted partner in digital transformation, specializing in secure software development, AI/ML security, and comprehensive IT solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“Gain a competitive edge with our secure AI solutions that address key security concerns.”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceLondon, United KingdomHQ checked Sep 19, 20261-102 contacts →

Partial evidence

“Seedata.io detect attackers by luring them to disclose their presence, turning their own techniques against them.”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

“We are Cyber Alert, in partnership with Cyber Hadrian, and we’re transforming cybersecurity.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 14 of 60 adversarial attack detection companies based in the United Kingdom

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Adversarial attack detection companies based in the United Kingdom at a glance

As of Sep 19, 2026
60.3%Verified-email coverage
46.9Average contacts per company
1-10Median size (employees)
71.7%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
20
51-200
2
1,001-5,000
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 60 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among adversarial attack detection companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “adversarial attack detection companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names adversarial attack detection companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among adversarial attack detection companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 1,698 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Adversarial attack detection companies by metro

  • Adversarial attack detection companies in London43

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names adversarial attack detection companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many adversarial attack detection companies are there based in the United Kingdom?

RevenueBase identified 60 adversarial attack detection companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Darktrace, headquartered in Cambridge, tops this list with the largest team on record.

Which city has the most adversarial attack detection companies?

London leads with 43 headquartered companies, followed by Edinburgh (2) and Banbury (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,698 verified decision-maker contacts tracked across these 60 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.