Duo Security

Acquired

Identity is in crisis. Duo is the cure.

Ann Arbor, United States · Founded 2010 · $82.0M raised

Employees
501–1000
Founded
2010
Business Model
B2B
Website
duo.com
Total Funding
$82.0M
Last Round
$70.0M Series DMar 2023
Rounds
3

About

Duo Security (now Cisco Duo) provides cloud-based identity security including phishing-resistant multi-factor authentication, single sign-on, and device trust, protecting organizations against identity-based threats. Founded in Ann Arbor in 2010, it was acquired by Cisco for $2.35 billion in October 2018 and serves teams from SMBs to government agencies.

Summary

Duo Security is a Cybersecurity company based in Ann Arbor, United States, founded in 2010. It has raised $82.0M in total across 3 rounds, most recently a $70.0M Series D round in Mar 2023. Investors include Meritech Capital Partners, Lead Edge Capital and Redpoint Ventures.

Tech & App Stack

2 technologies & apps tracked

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Funding History

Series DSeries DMar 2023
$70.0M

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Investors

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