4Secure
4Secure is a cybersecurity company specializing in Cyber-Physical Security, founded in 2003 and headquartered in Northampton, United Kingdom. It employs about 32 people and is privately held.
updated Oct 11, 2026
4Secure Momentum score
60/ 100
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4Secure products
4Secure TrustedFilterUnidirectional gateways and data diodes protecting airport OT systems
4Secure TrustedFilter for RailData diode and secure file transfer solutions for rail OT/IT and signalling systems
4Secure TrustedFilter for PowerOT/IT unidirectional gateway and data diode solutions securing power industry control
4Secure employees and hiring
4Secure has about 32 employees, up 10% over the last 30 days.
- Employees
- 32
- 30-day change
- +10%
- Open roles
- 0
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The other 440 data points.
- Funding historyevery round, every investor named
- Headcount growthvelocity, departments, seniority
- Open jobslive postings, hiring pace, role mix
- Tech stackframeworks, clouds, security
