authentik vs Silverfort Universal Multi-factor authentication: Side-by-Side Comparison (2026)

authentik: Open-source identity provider with SSO, MFA, and application proxy capabilities. built by authentik. Core capabilities include Multi-factor authentication, Single sign-on with OAuth2/OIDC and SAML2 support, Application proxy..

Silverfort Universal Multi-factor authentication: Universal MFA solution extending authentication to legacy apps and OT systems. built by Silverfort. Core capabilities include Agentless MFA deployment without code modifications, Protection for Kerberos, NTLM, and LDAP authentication flows, MFA enforcement for legacy and homegrown applications..

Both serve the Multi-Factor Authentication and Single Sign-On market but differ in approach, feature depth, and target audience.

authentik differentiates with Multi-factor authentication, Single sign-on with OAuth2/OIDC and SAML2 support, Application proxy. Silverfort Universal Multi-factor authentication differentiates with Agentless MFA deployment without code modifications, Protection for Kerberos, NTLM, and LDAP authentication flows, MFA enforcement for legacy and homegrown applications.

authentik is developed by authentik. Silverfort Universal Multi-factor authentication is developed by Silverfort. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

authentik and Silverfort Universal Multi-factor authentication serve similar Multi-Factor Authentication and Single Sign-On use cases: both are Multi-Factor Authentication and Single Sign-On tools, both cover Active Directory, MFA. Review the feature comparison above to determine which fits your requirements.