10 Dutch it & security software companies are actively bought by businesses tracked on Cledara, led by Sansec (0.01% market share). Rankings reflect real purchasing data — what companies actually pay for — not analyst estimates. Updated monthly. Data as of 17 August 2026, 17:36 UTC.
| # | Product | Category | Description | Founded | Employees | Funding | 12-mo rank |
|---|---|---|---|---|---|---|---|
| 1 | Sansec | IT & Security | eComscan is a server-side malware scanner for eCommerce platforms like Magento, detecting vulnerabilities and unauthorized access in files, databases, and third-party components. | 2,015 | 2-10 employees | +444 | |
| 2 | NordPass | IT & Security | NordPass is a password manager designed for both personal and business use. It securely stores passwords, personal data, and sensitive information, allows generation of strong, unique passwords, and provides multi-device synchronization. The software emphasizes security with xChaCha20 encryption and autofill capabilities. | 2,019 | 201-500 employees | -30 | |
| 3 | Mailhardener | IT & Security | Mailhardener is an email hardening suite that monitors and secures domains, managing DMARC, SPF, and DKIM policies, while providing reporting and analysis for email traffic. | 2,018 | Self-employed | ||
| 4 | Sendcloud | IT & Security | Sendcloud's shipping software automates label creation, tracking, and returns for e-commerce, integrating with 100+ carriers. | 2,012 | 201-500 employees | $100M - $250M | |
| 5 | DMARC Advisor | IT & Security | DMARC Advisor is a platform that specializes in DMARC (Domain-based Message Authentication, Reporting, and Conformance) email security. It provides tools to help organizations implement and manage DMARC policies effectively. DMARC Advisor aims to enhance email security, protect against phishing attacks, and ensure legitimate email deliverability by providing actionable insights and reporting on DM | 2,013 | 11-50 employees | ||
| 6 | Starlink | IT & Security | 5,001-10,000 employees | ||||
| 7 | DMARC Analyzer | IT & Security | 2,012 | 11-50 employees | |||
| 8 | WP-OK | IT & Security | 2,015 | 11-50 employees | |||
| 9 | KommaGo | IT & Security | 2,000 | 51-200 employees | |||
| 10 | Epson | IT & Security | 1,001-5,000 employees |
The complete list is available as <a href="/api/export/startups/netherlands/it-and-security.csv">CSV</a> or <a href="/api/export/startups/netherlands/it-and-security.json">JSON</a>.
NordPass and Sansec show the strongest rank gains over the last 90 days.
NordPass is the fastest-rising Dutch it & security software product this quarter.
The oldest is KommaGo (founded 2000); the newest, NordPass (2019).
Disclosed funding is led by Sendcloud ($100M - $250M); 1 of 10 have disclosed a round.
the Netherlands accounts for 4.8% of the it & security software products tracked globally on Cledara (10 of 208).
The top Dutch product, Sansec, ranks #63 worldwide in the category.
Sansec, NordPass and Mailhardener lead the Dutch it & security software market in 2026, ranked by real adoption among companies on Cledara. Last updated 17 August 2026, 17:36 UTC.
Within Cledara's dataset of real company purchases, 10 Dutch it & security software products are in active paid use, led by Sansec. This measures actual adoption — it is not a revenue TAM estimate.
NordPass and Sansec show the strongest rank gains over the last 90 days among Dutch products in the category.
From anonymized, aggregated purchasing data across companies that manage their software with Cledara — real payments, not surveys or web traffic. Updated monthly.