Cisco Duo Blog

OAuth

SAML, OAuth, or OIDC: How to choose the right protocol

Application architecture, user types, and security trade-offs all shape your decision. Compare your options and find the best fit for your environment.

Cisco Duo

July 20, 2026 8 minute read

Try Duo for free

See for yourself why we’re one of the world’s most trusted identity security tools.

Duo free trial

Ready to secure your organization?

Experience for yourself why Duo is one of the most trusted access management tools. Try it for free, explore editions, and connect with security experts.

Start your free trial

See why Duo is the leader in identity security.

Compare editions

Find out which edition is right for your organization.

Contact sales

Connect with our sales team and learn more.