Company lists · Data refreshed October 2026

Top 25 Cyber and data security software companies worldwide

Name: Cyber and data security software companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 17,562 companies tracked

RevenueBase identified 17,562 company matches for cyber and data security software companies worldwide as of October 2026 and tracks 430,586 professional contacts across them, including 154,883 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for cyber and data security software companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 19, 2026. Country and city lists for cyber and data security software companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Oct 19, 2026 How this list was built

17,562Companies

430,586Contacts tracked

154,883Verified emails

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The 25 largest cyber and data security software companies worldwide

Ranked by team size

Top 25 of 17,562 company matches for cyber and data security software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Palo Alto Networks	Exact match	Santa Clara, CA, United StatesHQ recorded Oct 19, 2026	10001+	21,187 contacts →
	Exact match “Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2	Fortinet	Exact match	Sunnyvale, CA, United StatesHQ recorded Oct 19, 2026	10001+	14,972 contacts →
	Exact match “Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3	Symantec	Exact match	San Jose, CA, United StatesHQ recorded Oct 19, 2026	10001+	11,671 contacts →
	Exact match “Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4	Crowdstrike	Exact match	Remote, United StatesHQ recorded Oct 19, 2026	5,001-10,000	10,969 contacts →
	Exact match “CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5	Check Point Software	Exact match	Redwood City, CA, United StatesHQ recorded Oct 19, 2026	5,001-10,000	8,069 contacts →
	Exact match “Check Point Software Technologies Ltd.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6	Veeam Software	Exact match	Seattle, WA, United StatesHQ recorded Oct 19, 2026	5,001-10,000	6,897 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7	Cohesity	Exact match	Santa Clara, CA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	5,345 contacts →
	Exact match “A modern platform for the AI era Our mission at Cohesity is simple: to protect, secure, and provide insights into the world’s data.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8	Sophos	Exact match	Abingdon, United KingdomHQ recorded Oct 19, 2026	5,001-10,000	5,139 contacts →
	Exact match “Sophos, a global cybersecurity leader, defends more than organizations worldwide with Sophos Fusion, the industry's first and most complete AI-native cybersecurity defense system…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9	F-Secure Corporation	Exact match	Helsinki, FinlandHQ recorded Oct 19, 2026	n/a	4,865 contacts →
	Exact match “F-Secure is a human-first, AI-powered consumer cyber security experience company with 38 years of expertise in tackling digital threats.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	Rubrik	Exact match	Palo Alto, CA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	4,741 contacts →
	Exact match “Rubrik (NYSE: RBRK), the Security and AI company, operates at the intersection of data protection, cyber resilience and enterprise AI acceleration.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11	Kaseya	Exact match	Miami, FL, United StatesHQ recorded Oct 19, 2026	5,001-10,000	4,304 contacts →
	Exact match “Kaseya is the leading global provider of AI-powered IT management and cybersecurity software.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	Commvault	Exact match	Tinton Falls, NJ, United StatesHQ recorded Oct 19, 2026	1,001-5,000	4,170 contacts →
	Exact match “Commvault (NASDAQ: CVLT) is a leader in unified resilience at enterprise scale.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Orange Cyberdefense	Exact match	Nanterre, FranceHQ recorded Oct 19, 2026	1,001-5,000	3,903 contacts →
	Exact match “Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14	Sailpoint	Exact match	Austin, TX, United StatesHQ recorded Oct 19, 2026	1,001-5,000	3,506 contacts →
	Exact match “SailPoint equips the modern enterprise to seamlessly manage and secure access to applications and data through the lens of identity – at speed and scale.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15	Trellix	Exact match	Plano, TX, United StatesHQ recorded Oct 19, 2026	1,001-5,000	3,439 contacts →
	Exact match “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	Quest Software	Exact match	Austin, TX, United StatesHQ recorded Oct 19, 2026	1,001-5,000	3,329 contacts →
	Exact match “At Quest Software, we help organizations build modern, trusted foundations for AI.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	Bugcrowd	Exact match	San Francisco, CA, United StatesHQ recorded Oct 19, 2026	n/a	3,195 contacts →
	Exact match “We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Sentinelone	Exact match	Mountain View, CA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	3,086 contacts →
	Exact match “SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	GEN	Exact match	Tempe, United StatesHQ recorded Oct 19, 2026	5,001-10,000	2,982 contacts →
	Exact match “Gen (NASDAQ: GEN) is a global company dedicated to Powering Digital Freedom through its trusted Cyber Safety brands, Norton, Avast, LifeLock, MoneyLion and more.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20	Rapid7	Exact match	Boston, MA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	2,913 contacts →
	Exact match “Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21	Varonis	Exact match	Miami, FL, United StatesHQ recorded Oct 19, 2026	1,001-5,000	2,867 contacts →
	Exact match “Varonis unifies AI-native data security, AI security and governance, and behavior-based threat detection.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22	Ivanti	Exact match	South Jordan, UT, United StatesHQ recorded Oct 19, 2026	1,001-5,000	2,758 contacts →
	Exact match “Ivanti is a global enterprise IT and security software company that provides the trusted data authority for AI-driven, autonomous endpoint management.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	Darktrace	Exact match	Cambridge, United KingdomHQ recorded Oct 19, 2026	1,001-5,000	2,552 contacts →
	Exact match “Darktrace is a global leader in AI cybersecurity, providing the essential cybersecurity platform to secure organizations today and for an ever-changing future.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	Mimecast	Exact match	London, United KingdomHQ recorded Oct 19, 2026	1,001-5,000	2,337 contacts →
	Exact match “organizations.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25	Barracuda	Exact match	Campbell, CA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	2,272 contacts →
	Exact match “Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cyber and data security software companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 17,562 cyber and data security software companies worldwide

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Cyber and data security software companies worldwide at a glance

As of Oct 19, 2026

36.0%Verified-email coverage

24.5Average contacts per company

11-50Median size (employees)

2.1%Largest-city concentration · London

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

8,748

11-50

6,239

51-200

1,759

201-500

436

501-1,000

150

1,001-5,000

150

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for cyber and data security software companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “cyber and data security software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 154,883 professional contacts with verified work emails across the full matched dataset. 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 October 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Cyber and data security software companies by location

135 lists · largest first

Every Cyber and data security software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cyber and data security software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyber and data security software companies are there worldwide?

RevenueBase identified 17,562 company matches for cyber and data security software companies worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Palo Alto Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most cyber and data security software companies?

The United States leads with 3,818 companies, followed by India (1,586) and the United Kingdom (907). Every cyber and data security software companies list by country and city is linked on this page.

Which city has the most cyber and data security software companies?

London leads with 377 company records, followed by Dubai (197) and Sao Paulo (196).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 154,883 professional contacts with verified work emails tracked across these 17,562 companies; direct dials are available where recorded.

How current is this list?

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