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Duo Security is now a part of Cisco

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The Most Loved Company in Security

But don’t just take our word for it. Thousands of organizations worldwide trust Duo’s Unified Access Security solution to protect their companies, including Facebook, Toyota, Panasonic and MIT.

  • Member Driven Technologies (MDT)
    “The proof of concept was a home run. It was incredibly simple to onboard users, it was effortless to protect our applications, and being a cloud service we were able to accelerate the adoption and integration immediately.” — Mark Ernest, Senior Manager of Security and Threat Intelligence
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  • Zenefits
    “Duo Beyond creates an invisible and open gate that authorized users with trusted devices never have to see, the gate only materializes and closes when the device trust standards are not met.” — Dan Regan, Cloud Security Engineer
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  • Bolton & Wigan Council ICT Partnership
    “Deploying Duo across our systems is one of the most successful things we've done to improve our security over last three years. We were never concerned about the usability element as we knew people like it and are using it.” — David Pearce, Chief Technology Officer
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  • Tajco
    “Duo was the flexible and agile solution we needed for a company that’s rapidly growing.” — Marian Danisek, IT Infrastructure and Operations Manager
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  • Enfo
    “Every time we contact Duo, we know that our thoughts are heard and the product is developed all the time. We feel that Duo really listens to the customers and delivers the product we need!” — Tuukka Vainiomäki, Senior Specialist of IT Security
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  • Cole, Scott & Kissane
    “Utilizing Duo Security highlights to our clients that we care - that we care about their data and we care about the security of their data.” — Jason Thomas, Chief Information Officer (CIO)
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  • Branch
    “[Rolling out Duo] allowed me to own security. All of the insight it gives you, all of the control, how granular the access policies are. It really makes you the owner of security, regardless of what role you’re in.” — Allen Jeter, Head of IT
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  • Level One Bank
    “If you're looking for a company that's going to work for your team, especially in regards to security and ease of use, Duo is definitely the way to go.” — Jason Ransom, IT Application and Security Analyst
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  • University of York
    “Duo's just been really simple, straightforward, and it hasn't got in the way of what we've been trying to do.” — Richard Fuller, Linux and Information Security Team Leader
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  • Eastern Michigan University (EMU)
    “Duo is one of only three things that I really enjoy working with on a daily basis. I would absolutely recommend Duo to any organization that’s considering it.” — Allan Edwards, Senior Security Analyst
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  • American Public Media
    “I would highly recommend Duo Security to any company that is interested in multi-factor authentication. In fact, if you’re not doing multi-factor authentication today....I think you’re short changing yourself.” — Brad Rosenberger, Director of IT Infrastructure
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  • Etsy
    “We've had nothing but good experiences with Duo. It's one of those rare security companies that actually has great UX and it's fair to say that our userbase finds it extremely easy and that makes my life easier. If people find it easy to use then they'll actually use it and that means that I sleep a little bit better at night.” — Rich Smith, Director of Security
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  • onPeak
    “I would absolutely recommend Duo Security. Their documentation is killer, their pre-sales support is killer...It’s been a really easy implementation for us, and we’ll continue to use it for our two-factor needs.” — Perry Straw, Director of Infrastructure and Security
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  • Threadless
    “I haven’t gotten a single complaint about it. Our overall experience with Duo has been extremely easy - that’s not something that always happens in the technology world.” — Tristan Hammond, IT Infrastructure Manager
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  • Eventbrite
    “Like all great security products - they should silently fall away into the background. You shouldn’t ever see a good security product, and that’s what we see with Duo.” — Paul Pieralde, Principal Product Security Engineer
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  • “We added Duo Security’s two-factor authentication because it was the right thing to do.” — Brian de Haaff, CEO
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  • “We went from identifying a solution to users authenticating with Duo in less than one week. From start to finish, the entire process was...” — Mike Fleckenstein, CIO
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  • “I would absolutely recommend Duo to other companies. It’s easy and has a huge breadth of capability compared to other authentication vendors...” — Adrian Romano, Information Security Manager
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  • “We saw an extremely high return on our investment with Duo. Not only was it easy to deploy and maintain, but it also enabled us to open our...” — Matt Haschak, Director IT Security and Infrastructure
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  • “Duo has been great for us. They had all the resources, integrations, and flexibility we needed and we’ve had no issues whatsoever. I will...” — Robert Lavigne, IT Security and Compliance Manager
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  • “I have done countless implementations of various systems and services over the years and the implementation of Duo’s 2FA solution was easily...” — Mickey Twyford, Assistant Vice President Network Operations
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  • “As a result of the extensive search for a comprehensive solution, Duo has emerged as a product that offers comprehensive solution, seamless...” — Natalia Kory, Chief Technology Officer
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  • “Because we are BYOD, I can’t control that device, but I can have insight into versions, apps, etc., which is very important for us.” — Eric Kluthe, IT Infrastructure and Security Operations Engineer
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  • “How often do you get requests from users for a security product before implementation? People were begging to be part of the beta rollout....” — Scott Plichta, Chief Information Security Officer
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  • “Duo is the most successful end-user facing solution I’ve ever been involved in deploying.” — Lance Honer, Manager of Cybersecurity
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  • “The flexibility of the technology both in terms of what it can integrate with as well as how our community can use it was key in our adoption...” — Richard Biever, Chief Information Security Officer & Director of Identity Management
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  • “With Duo, we are able to solve several problems and consolidate several projects, such as MFA, SSO, Endpoint and Mobile Visibility, while...” — Galo Andrade, Systems Engineer
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  • “Duo helped us reduce security risks related to the HIPAA Omnibus Rule. That was a big decider for us to move from the basic MFA to Duo Beyond.” — Chief Information Security Officer, Large Enterprise Healthcare System
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  • “I’ve done a lot of tools in my years in authentication and this one could not get any easier. Each biweekly update makes it even cleaner and...” — Enterprise Security Analyst
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  • “Seeing the support that Duo has for various Microsoft applications has been great for us. It helps us sleep better at night knowing that as we...” — Manager of Information Services
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  • “Facebook is a very fast-paced environment and we needed technologies that would allow us to maintain that pace. Because of the ease of use of...” — John “Four” Flynn, Information Security Manager
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  • “Compared to RSA, the implementation of Duo was a no-brainer. We really enjoyed that.” — VP of Operations
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  • “I would recommend Duo to all admins considering deploying two­-factor authentication for their applications. Duo’s approach of providing...” — Manager of IT Security
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  • “We chose Duo for its ease of use, rapid deployment and out-of-the-box integrations.” — Joao Alvarinho, Director of IT
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  • “Duo’s secure SSO lets us provide secure access to cloud applications from any device. We’re able to ensure user productivity while improving...” — Matt Muller, Director of Trust & Identity
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  • “Rolling out Duo has been really smooth. Only a handful of our employees required additional help ith the self-service portal. The Knowledge...” — Leon Ravenna, Vice President of Security & Compliance
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  • “We’re excited to introduce Duo to our environment for its ease of use, compatibility, and flexibility. I’d definitely recommend Duo to suit...” — Mark Schechter, Director of Infrastructure Engineering
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  • “We were previously trying to do this through a combination of five other products. The fact that one product can provide this level of...” — Steve Myers, Head of Security
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  • “Utilizing Duo for SSO and MFA reduced our total cost of ownership and enabled users to get a secure access to all cloud applications.” — Dan Tesch, Director of IT and Security
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  • “With Duo, you expend ten percent effort and you get ninety percent benefit. The fact that the value for money comes along with what I consider...” — Tim Enders, Senior Systems Engineer
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  • “We chose Duo for its security, cost and ease of use.” — Nick Wilkens, Co-Owner
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  • “The process of applying Duo’s 2FA service was easily applied not only for our developers but also our daily administrators that are creating...” — Julie Dunn, NCFTA Team Lead
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  • “Quite honestly, after about fifteen minutes of using Duo myself, I knew that this was the product we wanted to go with. Over the course of...” — Dan Ayala, Director of Global Information Security
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  • “Duo was also the only company that successfully demonstrated the ability to quickly and effectively integrate all of our applications,...” — Giulio di Lernia, Global Information Security Manager
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  • “The documentation that Duo provides was hands down above and beyond what we were getting from competitors. Everything from the integration...” — Lori Denzer, Information Security Officer
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  • “Duo increased our security and was an easy tool to deploy; every organization should consider it immediately.” — Chad Spiers, Director of Information Security
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  • “We chose to implement Duo Beyond because it aligns with our own vision of zero-trust security. When integrated with Sophos Mobile control, it...” — Ross McKerchar, Chief Information Security Officer (CISO)
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  • “The Customer Success team continues to check in with us on a monthly basis. That commitment to excellence is rare and not present with every...” — Nicholas Pelczar, Director of Information Security and Business Continuity
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  • “We saw an extremely high return on our investment with Duo Beyond. It was easy to deploy, and it gave us the security benefits we wanted...” — David Damato, Chief Security Officer
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  • “After testing a couple of options, Duo stood out like a Rolls Royce in comparison to a Mini. It’s a standout product that has the wow factor...” — Richard Gough, Group IT Operations and Security Manager
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  • “Once I saw that Duo could easily integrate with our VPN services and several cloud applications that we use, the decision was easy.” — John Kennedy, Senior Network Engineer
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  • “Our clinicians loved the simplicity of Duo Push to their phone or smartwatch to approve prescriptions.” — Dr. CT Lin, Chief Medical Information Officer (CMIO)
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  • “After Duo was added, no more accounts were compromised.” — Don Winsor, DCO Coordinator & Adjunct Professor
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  • “Security is often seen as a barrier by our users and it is important to us that we remove that barrier whilst preserving our security posture....” — Andrew Spenceley, Cyber Security Architect
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  • “Duo has been quite the enabler for helping us secure against the external threat. Duo has allowed us to harden up the perimeter security...” — Craig Good, Global Systems Manager
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  • “We were incredibly blown away at how our deployment went...this was the easiest deployment we’ve ever done. I’m really impressed.” — Ivan Leichtling, Security Manager
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