Bitwarden vs Duo Security

Bitwarden and Duo Security are both security options. Here's how they compare on official platforms, features, and positioning — sourced from each vendor's own site, not from ratings or reviews.

Side-by-side summary

ComparingBitwardenDuo Security

CategorySecuritySecurity

Alternatives tracked22

PlatformsWeb, Windows, macOS, Linux, iOS, AndroidWeb, iOS, Android

Best for Bitwarden

The vendor states millions of users choose it to protect themselves and their families, alongside businesses and development/DevOps teams needing secrets management.

Best for Duo Security

Organizations of any size, including government agencies, that need phishing-resistant multi-factor authentication and zero-trust access controls.

Feature comparison

Every feature listed here comes directly from each vendor's own official site.

Bitwarden

End-to-end encrypted, open-source password vault
Integrated TOTP authenticator
Secure Send for sharing sensitive info
Passwordless/passkey authentication
Self-hosting capability
Secrets Manager for development teams

Duo Security

Multi-factor authentication supporting over 1.3 billion monthly authentications
Single sign-on across applications
Device trust to restrict access to trusted devices
Passwordless authentication via Duo Passport
Adaptive access policies based on risk factors
Admin dashboard for policy and user management

Pros and cons

Bitwarden

Pros

End-to-end encrypted, open-source password vault
Integrated TOTP authenticator
Secure Send for sharing sensitive info
Passwordless/passkey authentication
Self-hosting capability
Secrets Manager for development teams

Cons

We don't publish a "cons" list for either product. No vendor's official site documents its own product's weaknesses, so there's no sourced basis for one — and we'd rather say that plainly than invent one.

Duo Security

Pros

Multi-factor authentication supporting over 1.3 billion monthly authentications
Single sign-on across applications
Device trust to restrict access to trusted devices
Passwordless authentication via Duo Passport
Adaptive access policies based on risk factors
Admin dashboard for policy and user management

Cons

Key differences

Bitwarden lists End-to-end encrypted, open-source password vault, Integrated TOTP authenticator, Secure Send for sharing sensitive info, Passwordless/passkey authentication, Self-hosting capability, Secrets Manager for development teams that Duo Security doesn't list.
Duo Security lists Multi-factor authentication supporting over 1.3 billion monthly authentications, Single sign-on across applications, Device trust to restrict access to trusted devices, Passwordless authentication via Duo Passport, Adaptive access policies based on risk factors, Admin dashboard for policy and user management that Bitwarden doesn't list.
Bitwarden supports Windows, macOS, Linux, which Duo Security doesn't list.

Choose Bitwarden if…

Choose Bitwarden if this fits: The vendor states millions of users choose it to protect themselves and their families, alongside businesses and development/DevOps teams needing secrets management.

Choose Duo Security if…

Choose Duo Security if this fits: Organizations of any size, including government agencies, that need phishing-resistant multi-factor authentication and zero-trust access controls.

Facts on this page are sourced from each vendor's official site (linked below), not from ratings or reviews. Products change — verify anything that matters to your decision directly on the vendor's own site before switching. See our Disclaimer and Sources Policy.