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Phase 10 · Authentication & Authorization

Topics

Single Sign-On (SSO)

Part of the Backend Developer Roadmap.

Summary

Letting a user log in once and gain access to multiple related applications, common in enterprise software using protocols like SAML or OpenID Connect.

How to Learn This

  • 1Read how SAML and OpenID Connect differ as SSO protocols.
  • 2Understand why enterprise B2B products almost always need to support SSO eventually.
  • 3Recognize this is usually implemented via a managed provider (Auth0, Okta) rather than from scratch.

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Multi-Factor Authentication

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Caching Fundamentals

More topics in Authentication & Authorization

SessionsJWTOAuth 2.0Passport.jsPassword Hashing (bcrypt)Role-Based Access Control (RBAC)Refresh TokensSocial Login (Google/GitHub)API KeysMulti-Factor Authentication
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