What's the Difference Between OAuth, OpenID Connect, and SAML?
Identity is hard. Another take on the different protocol is always welcome to help makes sense of it all.
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- 2026-10-10
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SAML vs. OAuth web.archive.org
“OAuth is a protocol for authorization: it ensures Bob goes to the right parking lot. In contrast, SAML is a protocol for authentication, or allowing Bob to get past the guardhouse.”
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An Illustrated Guide to OAuth and OpenID Connect developer.okta.com
Explain how these standards work using simplified illustrations.
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The Difference Between SAML 2.0 and OAuth 2.0 ubisecure.com
“Even though SAML was actually designed to be widely applicable, its contemporary usage is typically shifted towards enterprise SSO scenarios. On the other hand, OAuth was designed for use with applications on the Internet, especially for delegated authorisation.”
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OAuth 2.0 and OpenID Connect (in plain English) youtube.com
Starts with an historical context on how these standards came to be, clears up the inaccuracies in the vocabulary, then details the protocols and its pitfalls to make it less intimidating.
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IAM › SAML: “Identity is hard. Another take on the different protocol is always welcome to help makes sense of it all.”