1Kosmos Identity-Backed Biometrics vs Duo Passwordless: Side-by-Side Comparison (2026)

1Kosmos Identity-Backed Biometrics

Organizations replacing passwords with passwordless authentication need Identity-Backed Biometrics if liveness detection and government-ID verification matter more than SSO breadth. FIDO2 certification plus iBeta-certified liveness detection means you're getting cryptographically sound biometrics tied to real identity, not just fingerprint matching, and IAL2 compliance covers federal contractor requirements without retrofit. Skip this if your priority is replacing legacy AD/SAML infrastructure across 50 SaaS apps; 1Kosmos excels at high-assurance onboarding and device unlock, not at being your primary identity provider for everything.

Duo Passwordless

Teams rolling out passwordless authentication across hybrid infrastructure should choose Duo Passwordless for its device trust layer, which combines biometric and security key validation with adaptive policies based on user behavior and location rather than just MFA alone. The platform supports both cloud and on-premises services through its proxy architecture, making it viable for organizations with legacy systems still anchored on-site. Skip this if your priority is replacing legacy VPN entirely; Duo Passwordless handles authentication well but doesn't consolidate network access the way a zero-trust platform does.