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Easy, Flexible Cybersecurity Solutions for Everyone 

Securing your entire organization has never been easier. Duo’s two-factor authentication, remote access and access control products deploy fast in any environment. We help keep companies safer than ever before with minimal downtime and optimized productivity.

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CISO (chief information security officer) using cybersecurity auth app on monitor & a road indicating speed of Duo deployment

Stay Ahead of Cybersecurity Risks with Software that Works with You

As a part of Cisco Secure's comprehensive suite of security products, Duo helps your organization — and every user in it — achieve security resilience. Our product is easier to use, protects any device, integrates with any application — and it works!

Our customizable solutions offer dynamic cybersecurity that evolves with your organization. Adapt to the changing threat landscapes faster with full-scale visibility and unmatched reliability, all from an interface so simple that anyone can use it.

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Simple Tools for Complex Security Needs

Duo’s MFA (multi-factor authentication) and 2FA (two-factor authentication) app and access tools can help make security resilience easy for your organization, with user-friendly features for secure access, strong authentication and device monitoring.

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Multi-Factor Authentication (MFA)

Quickly and securely verify user trust with every access attempt.

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Remote Access

Establish strong security for your remote users.

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Adaptive Access

Get granular security tailored to your users and their access context.

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Device Trust

Know the health of every device accessing your applications, managed or not.

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Single Sign-On (SSO)

Provide simpler, safer access with just one username and password.

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Our Products

Get to know how Duo meets your security needs.

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October is Cybersecurity Awareness Month

Take a journey into the exciting world of cybersecurity this October. Learn how to expand your knowledge, be cyber smart, explore careers in cyber security, defend against threats and much more.

Discover Cybersecurity Awareness Month at Cisco

Read About Cisco's Multi-Million Dollar Return on Investment (ROI) with Duo Security

“Since Duo is platform agnostic, we know that we can protect every application, regardless of where it lives. Duo’s ability to easily protect any application reduces my team’s effort, freeing them up to focus on other important work.”

-Josephina Fernandez, Director of Security Architecture & Research at Cisco

Read The Customer Story All Customer Stories

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Solutions for Every Security Goal

From compliance to planning for security’s future, Duo has the access and authentication tools to help you get where you need to be. See what we can do for you. 

Discover Security Solutions

Use Cases for Simple Security Strategies

  • Zero Trust: Secure the perimeterless, work-from-anywhere world with Duo's Zero Trust capabilities for the workforce.
  • Passwordless: Give users a frictionless login experience, while strengthening against overall security risks.
  • Phishing Prevention: Secure your workforce against phishing attacks with strong multi-factor authentication, device trust and more.

Supporting Your Security Goals

  • Meet Compliance with Duo: Meet requirements for compliant, effective security in your industry and company.
  • Duo Documentation: Duo supports your devices and applications with easy-to-use installation and configuration documents.
  • Duo Care: Our experts are at your service with premium user-friendly customer support.

New and Noteworthy

Three cybersecurity professionals authenticate with Duo MFA data security product

What is MFA?

Cisco Secure Access by Duo is a leading provider of multi-factor authentication (MFA) solutions that help companies boost data security, meet compliance regulations and more. Explore MFA on our new “What is MFA?” page. 

What is MFA? 

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Risk-Based Authentication

Cybersecurity and data security risks aren’t one-size-fits-all. For a dynamic, evolutive security strategy, add risk-based authentication by Duo to your stack to holistically and effectively manage endpoint threats.

Download the RBA eBook

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Duo Wins TrustRadius

Duo Security customers have said exceptional things about our product on TrustRadius, earning us a TrustRadius Top Rated 2022 award and all three of TrustRadius' Best of Authentication 2022 awards. 

Read All About it

Advisory Chief Information Security Officer (CISO) for Cisco Secure Wolfgang Goerlich contemplates the FTC Safeguards Rule.

Does the FTC Safeguards Rule Affect You?

Find out about the Federal Trade Commission (FTC) Safeguards Rule, its implications for businesses and ways you can stay compliant with multi-factor authentication (MFA).

Read Our Free FTC Safeguards Rule Solution Brief

Introducing Verified Duo Push

Verified Duo Push is the latest authentication option. In order to step up security, users must input a unique code from the login device into the Duo Mobile app. Verified Duo Push can help organizations protect against push phishing.

Discover Verified Duo Push in Our Blog

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New Duo Integrations for Cisco SecureX

Visibility is essential to every company’s cybersecurity strategy. Explore how Duo’s visibility tools like Trust Monitor and Device Insight now integrate with the Cisco SecureX portfolio for an optimized and consolidated user experience. 

Read About Duo & SecureX

Your Next Step: Experience Duo now with a free trial.

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