통합 ID vs 싱글 사인온 (SSO) | 혼란스러운 IAM 아키텍처 중지

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DEV Community · Jessica Temporal · 2026-08-24 개발(SW)

Auth0 for Developers profile image Jessica Temporal

Are you confused about the difference between Federated Identity and Single Sign-On (SSO)? You’re not alone. While both deal with authentication and access control, they solve fundamentally different architectural challenges.

In this video, we break down Federated Identity vs. SSO with real-world developer examples, protocol overviews (SAML, OAuth, OIDC), and clear diagrams so you can design secure identity systems with confidence.

💡 What You’ll Learn

The core technical definitions of SSO and Federated Identity
Key differences: Single domain vs. Cross-domain trust relationships
How identity providers (IdPs) operate across enterprise boundaries
Real-world protocols: SAML, OpenID Connect (OIDC), and OAuth 2.0
When to implement SSO vs. when you actually need Federation

Read the full blog post by Andrea Chiarelli here

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