The 12 closest competitors and alternatives to Defguard among cybersecurity companies — ranked by similarity to what Defguard actually does, not by market-cap band.
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Defguard provides enterprise-grade, secure on-premise WireGuard VPN solutions featuring built-in multi-factor authentication, identity integration, and zero-trust access control from its office in Szczecin, Poland.
Defguard is a cybersecurity company headquartered in Poland. Its most recent funding round, Pre-Seed, raised $1.3M in May 2025. Xcout tracks 1 named person at Defguard, including Robert Olejnik (CEO).
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Pre-Seed | $1.3M | 12 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Ranked by semantic similarity — how close each company is to Defguard by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Similar cybersecurity company
NetBird GmbH is a computer and network security company founded in 2021 that provides an open-source, zero-trust VPN alternative with integrated OpenID and MFA support. Headquartered in Berlin, Germany, the company secures network management for thousands of teams worldwide.
Similar cybersecurity company
Twingate is a software development company that provides a central Zero Trust orchestration layer to easily secure access to networks and technical infrastructure without requiring a traditional VPN. Operating as a remote-first organization, the company maintains a core team in Redwood City, California.
Similar cybersecurity company
SurePassID provides advanced, deploy-anywhere multi-factor authentication (MFA) solutions for IT, OT, and critical infrastructure environments. The company's platform supports air-gapped, on-premise, and hybrid cloud deployments, offering features such as phishing-resistant passwordless authentication, access control, and comprehensive logging to help organizations meet regulatory compliance and Zero Trust security requirements.
Similar cybersecurity company
Smallstep provides a unified device identity and certificate platform designed to secure connected infrastructure and simplify cryptography. Headquartered in San Francisco, California, the company helps organizations enforce Zero Trust security models.
Similar cybersecurity company
deviceTRUST provides contextual security software and real-time conditional access solutions to enhance Zero Trust strategies for digital workspaces.
Similar cybersecurity company
Corsha, Inc. is a cybersecurity provider specializing in zero trust solutions that delivers security offerings for enterprise infrastructure.
Security
BastionZero is a U.S. cybersecurity company that provides zero-trust access and identity-based protection for infrastructure such as servers, databases, and Kubernetes clusters. Its platform is aimed at organizations seeking secure, auditable access for employees and third parties without relying primarily on traditional VPNs or shared credentials.
Security
ScaleFT is a zero trust security company headquartered in San Francisco, California, that provides security infrastructure and identity access management products.
Security
Infinipoint is an identity access security company headquartered in Tel Aviv, Israel, that specializes in cloud security, cyber security, and zero-trust access platforms. The company helps organizations eliminate account and device vulnerabilities by revolutionizing workforce access control.
Cybersecurity & Software
Pritunl develops an enterprise-grade, open-source distributed OpenVPN, WireGuard, and IPsec server platform providing secure remote access and VPC peering.
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