Auth0 Passwordless Authentication vs RSA ID Plus: Side-by-Side Comparison (2026)

Auth0 Passwordless Authentication: Passwordless authentication platform using passkeys, biometrics, and SMS/email. built by Auth0. Core capabilities include Passkey-based authentication, WebAuthn biometric authentication (face and fingerprint), SMS-based passwordless authentication..

RSA ID Plus: IAM platform with MFA, SSO, and adaptive access for cloud, hybrid, on-prem. built by RSA Security LLC. Core capabilities include Multi-factor authentication with FIDO, biometrics, OTP, mobile push, SMS/voice, Single sign-on with SAML 2.0 and OIDC federation, Adaptive access controls with contextual rules..

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

Auth0 Passwordless Authentication differentiates with Passkey-based authentication, WebAuthn biometric authentication (face and fingerprint), SMS-based passwordless authentication. RSA ID Plus differentiates with Multi-factor authentication with FIDO, biometrics, OTP, mobile push, SMS/voice, Single sign-on with SAML 2.0 and OIDC federation, Adaptive access controls with contextual rules.

Auth0 Passwordless Authentication is developed by Auth0. RSA ID Plus is developed by RSA Security LLC. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Auth0 Passwordless Authentication and RSA ID Plus serve similar Multi-Factor Authentication and Single Sign-On use cases: both are Multi-Factor Authentication and Single Sign-On tools, both cover Authentication, MFA, Single Sign On. Review the feature comparison above to determine which fits your requirements.