How much funding has Duo Security raised?

Duo Security has raised $121.5M in total. Its most recent round was a Venture Round in January 2020.

Who are Duo Security's competitors?

Passbolt, SpyCloud, and CyberIAM are among the closest in IAM. The full competitive set, with overlap scoring, is in the platform.

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 $121.5M in total funding, employs about 465 people, and was acquired by Cisco in 2018.

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updated Aug 22, 2026

The record

What Duo Security did, dated.

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

selected events only — the full dated record (17 events since Oct 2018) lives in the platform

Momentum

23 out of 100.

Momentum blends hiring, funding, traffic and sentiment into one score, recomputed daily. The score is free; the pillars behind it unlock in the platform.

Growthlocked

Marketlocked

Financiallocked

Products

What Duo Security sells.

In the platform

The other 440 data points.

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

Similar in IAM

FAQ

Common questions about Duo Security.

How much funding has Duo Security raised?: Duo Security has raised $121.5M in total. Its most recent round was a Venture Round in January 2020.
How many people work at Duo Security?: About 465.
Who are Duo Security's competitors?: Passbolt, SpyCloud, and CyberIAM are among the closest in IAM. The full competitive set, with overlap scoring, is in the platform.