Company lists · Data refreshed September 2026
Top 25 Data exfiltration prevention companies worldwide
RevenueBase identified 632 company matches for data exfiltration prevention companies worldwide as of September 2026 and tracks 11,152 professional contacts across them, including 3,714 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers company matches for data exfiltration prevention 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 September 19, 2026. Country and city lists for data exfiltration prevention 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.
The 25 largest data exfiltration prevention companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 743 contacts → | ||||
Exact match “SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 593 contacts → | ||||
Exact match “We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 497 contacts → | ||||
Exact match “Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 348 contacts → | ||||
Exact match “Protegrity protects the sensitive data and enterprise knowledge that power AI.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 276 contacts → | ||||
Exact match “In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 255 contacts → | ||||
Exact match “Cyberhaven is a leader in Data Security for the Agentic Enterprise, trusted by the world's most innovative companies to protect their most sensitive data.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 253 contacts → | ||||
Exact match “Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 233 contacts → | ||||
Exact match “Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 185 contacts → | ||||
Exact match “TEHTRIS is the software editor of the TEHTRIS XDR Platform, the world leader in automatic, real-time, non-human neutralization of cyber attacks.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 160 contacts → | ||||
Exact match “CybelAngel combines artificial intelligence and human expertise to help companies in all industries to detect, analyze and effectively counter cyber threats.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 154 contacts → | ||||
Exact match “CYBEROO is the European cybersecurity company that helps businesses manage cyber risk in a continuous, integrated and measurable way.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 154 contacts → | ||||
Exact match “Digital Guardian is Fortra's solution for data loss prevention.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 138 contacts → | ||||
Exact match “European leader in intrusion detection and advanced threat detection, Gatewatcher has been protecting the critical networks of large companies as well as public institutions since…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 138 contacts → | ||||
Exact match “Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 128 contacts → | ||||
Exact match “LinkShadow is redefining cybersecurity with CyberMeshX, a unified platform that integrates Data, Identity, and Network protection.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 125 contacts → | ||||
Exact match “As the global leader for insider risk management, DTEX empowers organizations to prevent data loss and support a trusted workforce by stopping insider risks from becoming insider…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 124 contacts → | ||||
Exact match “Empresa de Ciberseguridad soportada en Datos.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 121 contacts → | ||||
Exact match “Vairav Technology is a dedicated Cyber Defender, delivering cutting-edge solutions that proactively monitor, detect, and neutralize cyber threats in real-time.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 112 contacts → | ||||
Exact match “Sorint.SEC is The CyberSecurity Company of the Global ICT Service Provider Sorint.LAB.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 108 contacts → | ||||
Exact match “LayerX agentless AI & Browser Security Platform protects organizations against AI, SaaS, web & data leakage risks across any browser, application, device, and identity, with no…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 108 contacts → | ||||
Exact match “TechOwl is a CERT-In empanelled and ISO 27001 certified cybersecurity company helping enterprises stay ahead of evolving cyber threats through intelligent detection, automated…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 106 contacts → | ||||
Exact match “ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 102 contacts → | ||||
Exact match “Data Resolve is focused on addressing issues related to corporate fraud, data leak and employee productivity with security analytics via end points, from in-premise and on-cloud…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 89 contacts → | ||||
Exact match “Nightfall AI the AI-native, all-in-one data loss prevention platform.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 86 contacts → | ||||
Exact match “Zivver is the all-in-one email security solution provider for managing and eliminating evolving risk – whether it’s human error, cyber threats, or data compliance.” Recorded in the RevenueBase company graph · Sep 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 “data exfiltration prevention 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 632 data exfiltration prevention companies worldwide
See the full list, filter by size, metro and specialty, and access 3,714 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Data exfiltration prevention companies worldwide at a glance
As of Sep 19, 2026Companies by employee count
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 data exfiltration prevention companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “data exfiltration prevention 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 3,714 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 September 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.
Data exfiltration prevention companies by location
2 lists · largest firstEvery Data exfiltration prevention companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 “data exfiltration prevention companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many data exfiltration prevention companies are there worldwide?
RevenueBase identified 632 company matches for data exfiltration prevention companies worldwide as of September 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?
SISA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most data exfiltration prevention companies?
The United States leads with 212 companies, followed by India (42). Every data exfiltration prevention companies list by country and city is linked on this page.
Which city has the most data exfiltration prevention companies?
New York leads with 18 company records, followed by Singapore (10) and Paris (9).
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 3,714 professional contacts with verified work emails tracked across these 632 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 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 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.
More company lists
Company intelligence · public preview
Top 25 data exfiltration prevention companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 632 matching company records for data exfiltration prevention companies worldwide, with 11,152 tracked contacts and 3,714 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 data exfiltration prevention companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  SISAsisa.aiHQ: Bengaluru, IndiaReported employees: 201-500 | Bengaluru, India | 201-500 | Exact match | 743 contacts → |
“SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  SSH Communications Securityssh.comHQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 593 contacts → |
“We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Secloreseclore.comHQ: Santa Clara, CA, United StatesReported employees: 201-500 | Santa Clara, CA, United States | 201-500 | Exact match | 497 contacts → |
“Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Protegrityprotegrity.comHQ: Stamford, CT, United StatesReported employees: 201-500 | Stamford, CT, United States | 201-500 | Exact match | 348 contacts → |
“Protegrity protects the sensitive data and enterprise knowledge that power AI.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Niksunniksun.comHQ: Princeton, NJ, United StatesReported employees: 201-500 | Princeton, NJ, United States | 201-500 | Exact match | 276 contacts → |
“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Cyberhavencyberhaven.comHQ: Palo Alto, United StatesReported employees: 201-500 | Palo Alto, United States | 201-500 | Exact match | 255 contacts → |
“Cyberhaven is a leader in Data Security for the Agentic Enterprise, trusted by the world's most innovative companies to protect their most sensitive data.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  OWL Cyber Defenseowlcyberdefense.comHQ: Columbia, MD, United StatesReported employees: 201-500 | Columbia, MD, United States | 201-500 | Exact match | 253 contacts → |
“Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Fox-Itfox-it.comHQ: Rijswijk, NetherlandsReported employees: 201-500 | Rijswijk, Netherlands | 201-500 | Exact match | 233 contacts → |
“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Tehtristehtris.comHQ: Pessac, FranceReported employees: 201-500 | Pessac, France | 201-500 | Exact match | 185 contacts → |
“TEHTRIS is the software editor of the TEHTRIS XDR Platform, the world leader in automatic, real-time, non-human neutralization of cyber attacks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Cybelangelcybelangel.comHQ: Clichy, FranceReported employees: 51-200 | Clichy, France | 51-200 | Exact match | 160 contacts → |
“CybelAngel combines artificial intelligence and human expertise to help companies in all industries to detect, analyze and effectively counter cyber threats.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Cyberoocyberoo.comHQ: Reggio Nell'emilia, ItalyReported employees: 51-200 | Reggio Nell'emilia, Italy | 51-200 | Exact match | 154 contacts → |
“CYBEROO is the European cybersecurity company that helps businesses manage cyber risk in a continuous, integrated and measurable way.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Fortra's Digital Guardianfortra.comHQ: Eden Prairie, MN, United StatesReported employees: 201-500 | Eden Prairie, MN, United States | 201-500 | Exact match | 154 contacts → |
“Digital Guardian is Fortra's solution for data loss prevention.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Gatewatchergatewatcher.comHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 138 contacts → |
“European leader in intrusion detection and advanced threat detection, Gatewatcher has been protecting the critical networks of large companies as well as public institutions since…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Netsecuritynetsecurity.noHQ: Oslo, NorwayReported employees: 51-200 | Oslo, Norway | 51-200 | Exact match | 138 contacts → |
“Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Linkshadowlinkshadow.comHQ: Athens, GA, United StatesReported employees: 51-200 | Athens, GA, United States | 51-200 | Exact match | 128 contacts → |
“LinkShadow is redefining cybersecurity with CyberMeshX, a unified platform that integrates Data, Identity, and Network protection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Dtex Systemsdtexsystems.com HQ: Saratoga, CA, United StatesReported employees: 51-200 | Saratoga, CA, United States | 51-200 | Exact match | 125 contacts → |
“As the global leader for insider risk management, DTEX empowers organizations to prevent data loss and support a trusted workforce by stopping insider risks from becoming insider…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  A3seca3sec.comHQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 124 contacts → |
“Empresa de Ciberseguridad soportada en Datos.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Vairav Techvairavtech.comHQ: Kathmandu, NepalReported employees: 201-500 | Kathmandu, Nepal | 201-500 | Exact match | 121 contacts → |
“Vairav Technology is a dedicated Cyber Defender, delivering cutting-edge solutions that proactively monitor, detect, and neutralize cyber threats in real-time.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  sorint.secsec.sorint.itHQ: Osio Sotto, ItalyReported employees: 1,001-5,000 | Osio Sotto, Italy | 1,001-5,000 | Exact match | 112 contacts → |
“Sorint.SEC is The CyberSecurity Company of the Global ICT Service Provider Sorint.LAB.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Layerx Securitylayerxsecurity.comHQ: New York, United StatesReported employees: 51-200 | New York, United States | 51-200 | Exact match | 108 contacts → |
“LayerX agentless AI & Browser Security Platform protects organizations against AI, SaaS, web & data leakage risks across any browser, application, device, and identity, with no…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Techowltechowl.comHQ: Surat, IndiaReported employees: 51-200 | Surat, India | 51-200 | Exact match | 108 contacts → |
“TechOwl is a CERT-In empanelled and ISO 27001 certified cybersecurity company helping enterprises stay ahead of evolving cyber threats through intelligent detection, automated…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Threatdownthreatdown.comHQ: Santa Clara, CA, United StatesReported employees: 501-1,000 | Santa Clara, CA, United States | 501-1,000 | Exact match | 106 contacts → |
“ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Data Resolve Technologiesdataresolve.comHQ: Noida, IndiaReported employees: 51-200 | Noida, India | 51-200 | Exact match | 102 contacts → |
“Data Resolve is focused on addressing issues related to corporate fraud, data leak and employee productivity with security analytics via end points, from in-premise and on-cloud…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Nightfall AInightfall.aiHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 89 contacts → |
“Nightfall AI the AI-native, all-in-one data loss prevention platform.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Zivverzivver.comHQ: Amsterdam-duivendrecht, NetherlandsReported employees: 51-200 | Amsterdam-duivendrecht, Netherlands | 51-200 | Exact match | 86 contacts → |
“Zivver is the all-in-one email security solution provider for managing and eliminating evolving risk – whether it’s human error, cyber threats, or data compliance.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 632 company matches
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Data exfiltration prevention companies: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
631 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 632 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Data exfiltration prevention companies by location
2 lists · largest firstEvery Data exfiltration prevention companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for data exfiltration prevention companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many data exfiltration prevention companies did RevenueBase find worldwide?
The saved snapshot records 632 matching company records, 11,152 tracked contacts and 3,714 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 data exfiltration prevention companies worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/data-exfiltration-prevention-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 data exfiltration prevention companies worldwide
RevenueBase records 632 matching company records for data exfiltration prevention companies worldwide, with 11,152 tracked contacts and 3,714 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 data exfiltration prevention companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SISAsisa.ai HQ: Bengaluru, IndiaReported employees: 201-500 | Bengaluru, India | 201-500 | Exact match | 743 contacts → |
“SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | SSH Communications Securityssh.com HQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 593 contacts → |
“We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Secloreseclore.com HQ: Santa Clara, CA, United StatesReported employees: 201-500 | Santa Clara, CA, United States | 201-500 | Exact match | 497 contacts → |
“Seclore is the Data Security Intelligence company for the era of enterprise AI, helping organizations turn data and AI risk into readiness.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Protegrityprotegrity.com HQ: Stamford, CT, United StatesReported employees: 201-500 | Stamford, CT, United States | 201-500 | Exact match | 348 contacts → |
“Protegrity protects the sensitive data and enterprise knowledge that power AI.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Niksunniksun.com HQ: Princeton, NJ, United StatesReported employees: 201-500 | Princeton, NJ, United States | 201-500 | Exact match | 276 contacts → |
“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Cyberhavencyberhaven.com HQ: Palo Alto, United StatesReported employees: 201-500 | Palo Alto, United States | 201-500 | Exact match | 255 contacts → |
“Cyberhaven is a leader in Data Security for the Agentic Enterprise, trusted by the world's most innovative companies to protect their most sensitive data.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | OWL Cyber Defenseowlcyberdefense.com HQ: Columbia, MD, United StatesReported employees: 201-500 | Columbia, MD, United States | 201-500 | Exact match | 253 contacts → |
“Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Fox-Itfox-it.com HQ: Rijswijk, NetherlandsReported employees: 201-500 | Rijswijk, Netherlands | 201-500 | Exact match | 233 contacts → |
“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Tehtristehtris.com HQ: Pessac, FranceReported employees: 201-500 | Pessac, France | 201-500 | Exact match | 185 contacts → |
“TEHTRIS is the software editor of the TEHTRIS XDR Platform, the world leader in automatic, real-time, non-human neutralization of cyber attacks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cybelangelcybelangel.com HQ: Clichy, FranceReported employees: 51-200 | Clichy, France | 51-200 | Exact match | 160 contacts → |
“CybelAngel combines artificial intelligence and human expertise to help companies in all industries to detect, analyze and effectively counter cyber threats.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Cyberoocyberoo.com HQ: Reggio Nell'emilia, ItalyReported employees: 51-200 | Reggio Nell'emilia, Italy | 51-200 | Exact match | 154 contacts → |
“CYBEROO is the European cybersecurity company that helps businesses manage cyber risk in a continuous, integrated and measurable way.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fortra's Digital Guardianfortra.com HQ: Eden Prairie, MN, United StatesReported employees: 201-500 | Eden Prairie, MN, United States | 201-500 | Exact match | 154 contacts → |
“Digital Guardian is Fortra's solution for data loss prevention.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Gatewatchergatewatcher.com HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 138 contacts → |
“European leader in intrusion detection and advanced threat detection, Gatewatcher has been protecting the critical networks of large companies as well as public institutions since…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Netsecuritynetsecurity.no HQ: Oslo, NorwayReported employees: 51-200 | Oslo, Norway | 51-200 | Exact match | 138 contacts → |
“Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Linkshadowlinkshadow.com HQ: Athens, GA, United StatesReported employees: 51-200 | Athens, GA, United States | 51-200 | Exact match | 128 contacts → |
“LinkShadow is redefining cybersecurity with CyberMeshX, a unified platform that integrates Data, Identity, and Network protection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Dtex Systemsdtexsystems.com HQ: Saratoga, CA, United StatesReported employees: 51-200 | Saratoga, CA, United States | 51-200 | Exact match | 125 contacts → |
“As the global leader for insider risk management, DTEX empowers organizations to prevent data loss and support a trusted workforce by stopping insider risks from becoming insider…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | A3seca3sec.com HQ: Madrid, SpainReported employees: 51-200 | Madrid, Spain | 51-200 | Exact match | 124 contacts → |
“Empresa de Ciberseguridad soportada en Datos.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Vairav Techvairavtech.com HQ: Kathmandu, NepalReported employees: 201-500 | Kathmandu, Nepal | 201-500 | Exact match | 121 contacts → |
“Vairav Technology is a dedicated Cyber Defender, delivering cutting-edge solutions that proactively monitor, detect, and neutralize cyber threats in real-time.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | sorint.secsec.sorint.it HQ: Osio Sotto, ItalyReported employees: 1,001-5,000 | Osio Sotto, Italy | 1,001-5,000 | Exact match | 112 contacts → |
“Sorint.SEC is The CyberSecurity Company of the Global ICT Service Provider Sorint.LAB.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Layerx Securitylayerxsecurity.com HQ: New York, United StatesReported employees: 51-200 | New York, United States | 51-200 | Exact match | 108 contacts → |
“LayerX agentless AI & Browser Security Platform protects organizations against AI, SaaS, web & data leakage risks across any browser, application, device, and identity, with no…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Techowltechowl.com HQ: Surat, IndiaReported employees: 51-200 | Surat, India | 51-200 | Exact match | 108 contacts → |
“TechOwl is a CERT-In empanelled and ISO 27001 certified cybersecurity company helping enterprises stay ahead of evolving cyber threats through intelligent detection, automated…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Threatdownthreatdown.com HQ: Santa Clara, CA, United StatesReported employees: 501-1,000 | Santa Clara, CA, United States | 501-1,000 | Exact match | 106 contacts → |
“ThreatDown is a standalone leader in elite Managed Detection and Response (MDR), purpose-built to empower resource-constrained security teams with high-efficacy protection…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Data Resolve Technologiesdataresolve.com HQ: Noida, IndiaReported employees: 51-200 | Noida, India | 51-200 | Exact match | 102 contacts → |
“Data Resolve is focused on addressing issues related to corporate fraud, data leak and employee productivity with security analytics via end points, from in-premise and on-cloud…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Nightfall AInightfall.ai HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 89 contacts → |
“Nightfall AI the AI-native, all-in-one data loss prevention platform.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Zivverzivver.com HQ: Amsterdam-duivendrecht, NetherlandsReported employees: 51-200 | Amsterdam-duivendrecht, Netherlands | 51-200 | Exact match | 86 contacts → |
“Zivver is the all-in-one email security solution provider for managing and eliminating evolving risk – whether it’s human error, cyber threats, or data compliance.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 632 company matches
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Data exfiltration prevention companies: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
631 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 632 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Data exfiltration prevention companies by location
2 lists · largest firstEvery Data exfiltration prevention companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for data exfiltration prevention companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many data exfiltration prevention companies did RevenueBase find worldwide?
The saved snapshot records 632 matching company records, 11,152 tracked contacts and 3,714 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 data exfiltration prevention companies worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/data-exfiltration-prevention-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗