What products does Duo Security sell?

Duo Security sells Duo Single Sign-On (SSO), Duo Passport, Duo Directory, Duo Multi-Factor Authentication, Duo Passwordless, and Duo Access Management, and 7 more products listed on cybersectools.com.

Duo Security

IAMAnn Arbor, United Statesfounded 2010acquired by Cisco

Duo Security is a cybersecurity company specializing in IAM, founded in 2010 and headquartered in Ann Arbor, United States. It has raised $119M in equity across 6 priced rounds, plus $2.5M non-dilutive & grants, employs about 465 people, and was acquired by Cisco in 2018.

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updated Sep 12, 2026

Latest Duo Security news and company activity

What Duo Security did, dated — selected moves from the record, one per kind, newest first.

Aug 2026Customer winCase Study: Bluebeam Software + Duo
May 2026Feature launchCisco Duo expands identity risk visibility with Cisco Foundation AI
Feb 2026RecognitionCisco Systems Named Customers' Choice in Gartner® Peer Insights 2026
Oct 2018AcquiredCisco Completes Acquisition of Duo Security

Duo Security Momentum score

23/ 100

Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.

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Duo Security products

Duo Security funding

Duo Security has raised $119M in priced equity, plus $2.5M non-dilutive & grants. Its most recent round was a Venture Round in January 2020.

Equity raised: $119M6 priced rounds
Last round: Venture RoundJan 2020
Other instruments: $2.5M non-dilutive

View the complete funding history

Duo Security employees and hiring

Duo Security has about 465 employees.

Employees: 465
30-day change: 0%
Open roles: 0

See hiring trends

Duo Security competitors

Security professionals most often compare Duo Security against Okta, Cisco, and Beyond Identity on cybersectools.com. 16 more are in the platform, with overlap scoring.

by search demand for comparison pages on cybersectools.com, 90 days

View all 19 competitors with overlap scores

The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security

Similar in IAM

Common questions about Duo Security.

How much funding has Duo Security raised?: Duo Security has raised $119M in priced equity, plus $2.5M non-dilutive & grants. Its most recent round was a Venture Round in January 2020.
How many people work at Duo Security?: Duo Security has about 465 employees.
Who are Duo Security's competitors?: Security professionals most often compare Duo Security against Okta, Cisco, and Beyond Identity on cybersectools.com. 16 more are in the platform, with overlap scoring.
What does Duo Security do?: Duo Security is a cybersecurity company specializing in IAM, founded in 2010 and headquartered in Ann Arbor, United States.
What products does Duo Security sell?: Duo Security sells Duo Single Sign-On (SSO), Duo Passport, Duo Directory, Duo Multi-Factor Authentication, Duo Passwordless, and Duo Access Management, and 7 more products listed on cybersectools.com.