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.
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Want access security that’s both effective and easy to use? You need Duo.
Compare Editions Get the security features your business needs with a variety of plans at several price points.
$3/User/Month
Desktop and mobile access protection with basic reporting and secure single sign-on.
$6/User/Month
All Duo MFA features, plus adaptive access policies and greater device visibility.
$9/User/Month
All Duo Access features, plus advanced device insights and remote access solutions.
Free (10 users)
Simple identity verification with Duo Mobile for individuals or very small teams.
Variable Pricing
FedRAMP authorized, end-to-end FIPS capable versions of Duo MFA and Duo Access.
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.
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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 cleany 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.
See All Resources Explore research, strategy, and innovation in the information security industry.
We disrupt, derisk, and democratize complex security topics for the greatest possible impact.
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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 record of entities, such as users, IP addresses, or countries, that are blocked or denied privileges or access. Implementing these precise controls over who can gain entry to a network increases the chances of keeping out remote attackers.
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How to Block Access by Country
Blocking Authentication Attempts from Anonymous Networks
The 2016 Duo Trusted Access Report: Microsoft Edition
The Essential Guide to Securing Remote Access
