privacyIDEA
Identity & SSOSelf-hosted two-factor authentication management
Replaces Duo Security, RSA SecurID
1 self-hosted Duo Security alternatives
Duo Security is a popular proprietary tool in the identity & sso space. These open-source apps let you replace Duo Security with software you host and control yourself.
Best self-hosted Duo Security alternatives
No apps match these filters.
Switching from Duo Security
Moving off Duo Security means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.