Explore Our Products
Duo provides secure access to any application with a broad range of capabilities.
Verify the identities of all users with MFA.
Provide secure access to on-premise applications.
Ensure all devices meet security standards.
Provide secure access to any app from a single dashboard.
Block or grant access based on users' role, location, and more.
Click through our instant demos to explore Duo features.
Want access security that’s both effective and easy to use? You need Duo.
Get the security features your business needs with a variety of plans at several price points.
Free (10 users)
Simple identity verification with Duo Mobile for individuals or very small teams.
Desktop and mobile access protection with basic reporting and secure single sign-on.
All Duo Essentials features, plus adaptive access policies and greater device visibility.
Get complete zero trust access for every application. Enable VPN-less remote access to private resources.
FedRAMP authorized, end-to-end FIPS capable versions of Duo Essentials and Duo Advantage.
Have questions about our plans? Not sure where to begin? Get in touch with us. We’ll help you choose the coverage that’s right for your business.
Explore Our Solutions
Duo provides secure access for a variety of industries, projects, and companies.
Users can log into apps with biometrics, security keys or a mobile device instead of a password.
Discover how Cisco efficiently deployed Duo to optimize secure access and access control in their global workforce.
"The tools that Duo offered us were things that very cleanly addressed our needs."
Learn About Partnerships
Partner with Duo to bring secure access to your customers.
Integrate with Duo to build security into applications.
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Deliver scalable security to customers with our pay-as-you-go MSP partnership.
Enhance existing security offerings, without adding complexity for clients.
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Want access security that's both effective and easy to use?
You need Duo.
See All Support
Have questions? We’re here to help! Our support resources will help you implement Duo, navigate new features, and everything in between.
Duo Care is our premium support package. With a dedicated Customer Success team and extended support coverage, we'll help you make the most of your investment in Duo, long-term.
Browse All Docs
Get instructions and information on Duo installation, configuration, integration, maintenance, and much more.
We update our documentation with every product release. Sign up to be notified when new release notes are posted.
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Explore research, strategy, and innovation in the information security industry.
We disrupt, derisk, and democratize complex security topics for the greatest possible impact.
Explore Labs Research
With the rise of passwordless authentication technology, you'll soon be able to ki$$ Pa$$words g00dby3. Learn how to start your journey to a passwordless future today.
A set of tools used to take advantage of vulnerabilities in software and spread malware, which can be easily deployed by inexperienced attackers. Adobe Reader and Flash Player, as well as Java, are common targets.
Exploit Kits Leverage Critical Flash and Browser Vulnerabilities
Exploit Kit Leverages Flash Vulnerabilities to Install Ransomware
Chrome Switches to HTML5 Due to Flash Vulnerabilities