Duo Security (Cisco) vs KnowBe4
An honest, context-aware comparison. No affiliate links. No paid placements. Just the data that helps you decide.
Duo Security (Cisco)
Multi-factor authentication and secure access platform
KnowBe4
Security awareness training and simulated phishing platform
Side-by-Side Comparison
Objective metrics, no spin.
For adding MFA to protect apps and VPN. Very user-friendly, great for organizations starting with MFA.
If you need full IAM platform (use Okta) or already have MFA through Microsoft/Google.
For reducing human risk through training and testing. Essential for compliance and reducing phishing susceptibility.
If you have no budget for training or very small team (DIY may work).
Shared Integrations (1)
Both tools connect to these — you won't lose workflow continuity whichever you pick.
Both suited for: small, medium, large, enterprise companies
Since both tools target small and medium and large and enterprise companies, your decision should hinge on the specific use case above rather than company fit. Try the AI Advisor to get a recommendation tailored to your exact stack.
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Other Cybersecurity Tools to Consider
If neither is the right fit, these are the next best alternatives in the same category.