Duo Directory: Identity that finally puts security first

Everything you need to secure and manage identities from day one, built from the ground up to thwart identity attacks. Finally, identity that puts security first.

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Computer user authenticating as a trusted device using Duo Secure’s anayltics showing 44,000 authentications over time.

Identity simplified. Security amplified.

Increase both productivity and security. Duo's simple-to-use IAM provides a user directory with lifecycle management, a robust single sign-on solution (SSO), and advanced security like phishing-resistant MFA, Passwordless and Device Trust - by default. That's security-first.

Run standalone

Duo has all the components of a full-stack IAM solution and makes it easy to get started with IAM or to switch from existing stacks, thanks to helpful migration tools like Routing Rules and AI Assistant.

Works with what you have

No rip-out necessary. Duo Directory effortlessly integrates with existing IAM solutions to act as the orchestration and identity security layer, enabling phishing-resistant MFA and complete Passwordless for all.

Secure and manage 3rd party access

Duo can segregate and broker authentication for external identities - such as contractors and vendors - while delivering the same level of protection as for internal employees, making it the ideal alternative directory for managing and securing third-party access.

6 reasons you’ll love Duo Directory

The source of truth for identity

The Duo Directory is a flexible, secure source of truth for primary authentication. It can be used on its own or enable authentication orchestration for SSO, Passwordless and phishing-resistant MFA across other identity sources.

No documentation required

Duo uses AI to combine the power of Duo data and documentation in a conversational interface that helps administrators in their daily workflows, from setting up new features to troubleshooting user access, and general administration of Duo.

Enable multiple authentication sources all at once

Easily coordinate your identity sources with Duo’s intuitive routing rules—serving as the central hub of your identity ecosystem.

Define your identities your way

Use custom attributes to define what constitutes a user identity in the eyes of your organization and seamlessly enable workflows, automation and orchestration across multiple identity sources.

Streamline and scale user provisioning

Automate provisioning, changes, and deprovisioning of users and groups into your supported applications for speed, scale, and consistency.

Transition without disruption

Orchestrate secure authentication across your multiple identity providers while automatically onboarding and offboarding users to migrate to Duo, ensuring a consistent, streamlined experience for both users and IT.

TrustRadius Buyers Choice

In 2025, Duo earned the TrustRadius Buyer's Choice Award, with 75% of reviewers highlighting its exceptional capabilities, value, and customer relationships.

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Remote user accesses Duo’s identity authentication app which has been rated Best 2fa app by Wirecutter.

Named best 2FA app by Wirecutter

Duo Mobile has been named the best two-factor authentication (2FA) app by the New York Times Wirecutter. Stay secure and in control with optional backups and onboarding.

Ready to secure your organization?

Experience for yourself why Duo is one of the most trusted access management tools. Try it for free, explore editions, and connect with security experts.

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