Auth0 Single Sign On vs Curity Identity Server: Side-by-Side Comparison (2026)

Auth0 Single Sign On: SSO platform enabling users to authenticate once across multiple applications. built by Auth0..

Curity Identity Server: Identity server platform for managing authentication and access decisions. built by Curity..

Both serve the Access Management market but differ in approach, feature depth, and target audience.

Auth0 Single Sign On is developed by Auth0. Curity Identity Server is developed by Curity. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Auth0 Single Sign On and Curity Identity Server serve similar Access Management use cases: both are Access Management tools, both cover Authentication, Authorization, MFA. Review the feature comparison above to determine which fits your requirements.