The secure identity and access management you need

Growth is good. But new opportunities bring new risks. Whether you're starting or expanding your workforce, working remotely or hiring contractors, Duo manages and secures identities for you.

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Simple yet powerful identity management and security for growing business

Duo delivers everything small to medium businesses need to manage user identities and secure access to resources with a flexible directory, phishing-resistant MFA, and single sign-on out of the box. The solution is simple to deploy with no need for additional identity or security resources.

Self-service security Stop phishing attacks AI assistant Monitor and report

Self-service security, simple IAM - build for team of any size

Deploy with step-by-step guidance to set up Duo, manage and secure users identities in minutes. If users run into issues with their devices or lost passwords, they receive clear instructions for how to securely access.

Learn more about Duo’s speed to security

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Get ahead of phishing attacks

Duo provides the only phishing-resistant MFA that is easy to deploy. With Duo Proximity Verification, Complete Passwordless, Session Theft Protection and more, you can defend against advancing identity threats and stop attackers using stolen credentials.

Learn more about Duo’s MFA phishing-resistant authentication

User receiving Duo MFA prompt on phone for identity verification.

All the help you want at your fingertips

Duo’s AI-powered conversational interface helps you every step of the way from getting started, setting up new features to troubleshooting user access, and general administration.

Check out Duo AI assistant

Duo application prompting to warn users if their browsers are out of date and to block if they're more than a few weeks out of date for security reasons.

Keep devices up to date

Duo works on any device, from bring your own device (BYOD) to fully managed. Get full visibility into your security, know who’s accessing your resources, and ensure their devices are patched and up to date.

Explore Duo’s device trust

User looking at their phone and a screenshot of Duo's users per trust level screen.

Our overall experience with Duo has been extremely easy - that’s not something that always happens in the technology world...I would definitely recommend it.

Read customer story

Tristan Hammond

IT Infrastructure Manager, Threadless

Comprehensive security for full protection

Basic MFA solutions can have hidden constraints that leave you vulnerable. For cybersecurity, one size doesn't always fit all. Duo not only provides end-to-end phishing resistance, it also covers the edge cases and integrates with any IT and application environment to ensure your every access attempt remains secure.

Easily deploy phishing-resistant MFA
Unlock complete passwordless
Enable secure BYOD for employees
Get access to all your apps with single sign-on
Offline MFA for Windows login

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Ready to buy Duo?

With Duo’s 30-day free trial, you get access to the real deal— not a demo product with missing features. When you’re ready to buy, all your settings carry over. We’ll automate user enrollment and handle updates, patches, and lockouts.

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Meet insurance and compliance standards

Most liability insurance policies require MFA to provide coverage. Duo simplifies this with automated reporting and features that meet the strictest safety standards.

Check off compliance with Duo

Wirecutter names Duo the best two-factor authentication app

Duo Mobile is free and easy to use, with a simple, uncluttered interface. If you’re new to 2FA, this app is a good way to get started. Its optional backup feature can use Google Drive or iCloud to store an encrypted copy of your 2FA data.

Wirecutter named Duo the best two-factor authentication app.

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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See why Duo is the leader in identity security.

Compare editions

Find out which edition is right for your organization.

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