Protectimus On-Premise MFA Platform vs Rublon Multi-Factor Authentication: Side-by-Side Comparison (2026)

Protectimus On-Premise MFA Platform

Mid-market and enterprise security teams that require full infrastructure ownership and need MFA across legacy systems should evaluate Protectimus On-Premise MFA Platform; self-hosted deployment gives you control over authentication data and eliminates cloud vendor dependencies, which matters for regulated industries handling sensitive access logs. Its RADIUS support and pre-built connectors for Windows RDP, Active Directory, and VPNs mean you can deploy MFA to network equipment and remote access without rebuilding authentication workflows. Skip this if you're cloud-first and want a modern SaaS MFA provider with passwordless-native design; Protectimus trades modern UX for infrastructure autonomy.

Rublon Multi-Factor Authentication

Startups and mid-market companies needing MFA without the sprawl of enterprise IAM platforms should move fast on Rublon Multi-Factor Authentication; its push notification and passkey support eliminate the friction that kills adoption, and automatic enrollment on first login means you're not managing onboarding manually. FIDO2 and RADIUS integration for VPN access cover the two deployment scenarios that actually matter for teams splitting time between office and remote. Steer clear if your org has already standardized on Okta or Azure AD for SSO; Rublon's strength is MFA acceleration, not replacing your identity platform.