SAML vs. OAuth
“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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- 2026-10-10
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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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What's the Difference Between OAuth, OpenID Connect, and SAML? okta.com
Identity is hard. Another take on the different protocol is always welcome to help makes sense of it all.
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urn:ietf:params:oauth:grant-type:saml2-bearer datatracker.ietf.org
Security Assertion Markup Language (SAML) 2.0 Profile for OAuth 2.0 used to authorize a client to get an access token with a SAML assertion issued by a trusted provider.
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SAML is insecure by design joonas.fi
Not only weird, SAML is also insecure by design, as it relies on signatures based on XML canonicalization, not XML byte stream. Which means you can exploit XML parser/encoder differences.
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The Beer Drinker's Guide to SAML duo.com
SAML is arcane at times. A another analogy might helps get more sense out of it.
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Open-Sourcing BuzzFeed's SSO Experience increment.com
OAuth2-friendly adaptation of the Central Authentication Service (CAS) protocol. You'll find there good OAuth user flow diagrams.
IAM › SAML: ““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.””