Forum Sentry Mobile Identity vs Rublon Multi-Factor Authentication: Side-by-Side Comparison (2026)

Forum Sentry Mobile Identity: IAM platform unifying auth, federation, and SSO with no per-user fees. built by Forum Systems. Core capabilities include Any-to-any authentication format conversion (HTTP Basic, Form Post, Digest, PKI, SAML, OAuth, JWT, OpenID Connect, legacy tokens), Two-Factor Authentication (2FA), Multi-Factor Authentication (MFA), and Multi-Context Authentication (MCA), SAML Token Service and OAuth Token Service (IdP capabilities)..

Rublon Multi-Factor Authentication: Cloud-based MFA solution securing apps, VPNs, and servers for orgs. built by Rublon. Core capabilities include Mobile Push authentication via Rublon Authenticator app, TOTP (Mobile Passcode) authentication, FIDO2/FIDO Security Key support (USB, NFC, USB-C) and Passkeys..

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

Forum Sentry Mobile Identity differentiates with Any-to-any authentication format conversion (HTTP Basic, Form Post, Digest, PKI, SAML, OAuth, JWT, OpenID Connect, legacy tokens), Two-Factor Authentication (2FA), Multi-Factor Authentication (MFA), and Multi-Context Authentication (MCA), SAML Token Service and OAuth Token Service (IdP capabilities). Rublon Multi-Factor Authentication differentiates with Mobile Push authentication via Rublon Authenticator app, TOTP (Mobile Passcode) authentication, FIDO2/FIDO Security Key support (USB, NFC, USB-C) and Passkeys.

Forum Sentry Mobile Identity is developed by Forum Systems. Rublon Multi-Factor Authentication is developed by Rublon. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Forum Sentry Mobile Identity integrates with Okta, Duo, Amazon, Google, Microsoft and 7 more. Rublon Multi-Factor Authentication integrates with Microsoft Active Directory, LDAP, Remote Desktop Services (RDS), Outlook Web App (OWA), Office 365 and 2 more. Check integration compatibility with your existing security stack before deciding.

Forum Sentry Mobile Identity and Rublon 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 MFA, Authentication, SSO. Review the feature comparison above to determine which fits your requirements.