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About Duo Security

Duo Security focuses on cybersecurity, specifically in the domain of access management. The company offers a range of security services including Multi-Factor Authentication (MFA), Single Sign-On (SSO), and device trust, which collectively aim to verify user identities, ensure device security standards, and provide secure access to applications. Duo Security primarily serves a variety of sectors including education, finance, healthcare, legal, retail, and government. It was founded in 2010 and is based in Ann Arbor, Michigan. In August 2018, Duo Security was acquired by Cisco at a valuation between $2.02B and $2.35B.

Headquarters Location

123 North Ashley Street Suite 200

Ann Arbor, Michigan, 48104,

United States




Research containing Duo Security

Get data-driven expert analysis from the CB Insights Intelligence Unit.

CB Insights Intelligence Analysts have mentioned Duo Security in 1 CB Insights research brief, most recently on May 11, 2023.

Expert Collections containing Duo Security

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

Duo Security is included in 3 Expert Collections, including Regtech.



1,453 items

Technology that addresses regulatory challenges and facilitates the delivery of compliance requirements. Regulatory technology helps companies and regulators address challenges ranging from compliance (e.g. AML/KYC) automation and improved risk management.


Conference Exhibitors

5,302 items



8,627 items

These companies protect organizations from digital threats.

Duo Security Patents

Duo Security has filed 75 patents.

The 3 most popular patent topics include:

  • computer security
  • computer network security
  • identity documents
patents chart

Application Date

Grant Date


Related Topics




Computer security, Disk encryption, Operating system security, Computer security exploits, Cryptography


Application Date


Grant Date



Related Topics

Computer security, Disk encryption, Operating system security, Computer security exploits, Cryptography



Latest Duo Security News

Live Webinar | Navigating Identity Threats: Detection & Response Strategies for Modern Security Challenges

Feb 14, 2024

Presented by Duo Security     60 minutes In today's rapidly evolving digital landscape, where identity serves as the new perimeter, organizations face a significant challenge in safeguarding against data breaches resulting from compromised credentials. Despite the rate & sophistication of cyber attacs, many organizations continue to overlook identity security, often associating it to an IT function rather than a core security concern. Drawing from recent findings, including IBM's Cost of Data Breach Report 2023, which revealed alarming statistics about breach detection timelines and the prevalence of stolen credentials, this webinar will highlight ho organizations need a proactive approach to bolster their identity security posture through effective threat detection and response strategies. Join this webinar to learn more about: Insights from recent cyberattacks where weak authentication measures were circumvented Why a defense-in-depth approach to fortify identity security frameworks is needed The role of Identity Threat Detection and Response (ITDR) solutions in proactively identifying and mitigating potential threats Real-world examples & practical recommendations for valuable insights into enhancing resilience against identity-based attacks.

Duo Security Frequently Asked Questions (FAQ)

  • When was Duo Security founded?

    Duo Security was founded in 2010.

  • Where is Duo Security's headquarters?

    Duo Security's headquarters is located at 123 North Ashley Street, Ann Arbor.

  • What is Duo Security's latest funding round?

    Duo Security's latest funding round is Acquired.

  • How much did Duo Security raise?

    Duo Security raised a total of $121.5M.

  • Who are the investors of Duo Security?

    Investors of Duo Security include Cisco, True Ventures, Lead Edge Capital, Redpoint Ventures, Workday and 11 more.

  • Who are Duo Security's competitors?

    Competitors of Duo Security include Authomize, FusionAuth, Prove Identity, Yubico, ForgeRock and 7 more.


Compare Duo Security to Competitors

Ping Identity Logo
Ping Identity

Ping Identity operates as an identity management company. It helps protect users their digital interactions. Its services include orchestrating user journeys, preventing identity fraud, issuing digital credentials, and providing secure access to applications. The company primarily serves the digital enterprise sector. It was founded in 2002 and is based in Denver, Colorado.

JumpCloud Logo

JumpCloud offers directory services easing unified information technology platforms. It secures, manages, and controls user access to resources from any location and device. JumpCloud was formerly known as SafeInstance. The company was founded in 2012 and is based in Boulder, Colorado.


HYPR focuses on identity assurance in the cybersecurity industry. The company offers a unified identity assurance platform that provides modern authentication for the secure access needs of both employees and customers. It includes passwordless multi-factor authentication, continuous risk monitoring, and adaptive verification. It was founded in 2014 and is based in New York, New York.

ReachFive Logo

ReachFive operates as a customer identity and access management platform. It enables businesses to allow customers to securely register, authenticate, and manage identities across multiple channels. The company was founded in 2014 and is based in Paris, France.

SailPoint Logo

SailPoint focuses on identity security in the cloud enterprise sector. The services offered by the company automate the discovery, management, and control of user access, providing security for all types of identities across an organization. These services include artificial intelligence(AI)-driven security decisions, password management, risk analysis, and governance for unstructured data. It primarily serves sectors such as financial services, government, education, manufacturing, and healthcare. It was founded in 2005 and is based in Austin, Texas.


Ory operates as an open-source software company. It provides cloud-native products for identity management, access control, and authorization. It offers solutions such as login, authentication, identity management, access control, and more. It was founded in 2019 and is based in Doylestown, Pennsylvania.


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