#Authentication

User and service authentication mechanisms, standards, and implementations.

2 Articles

Articles

OAuth2 and OpenID Connect: Production Security Patterns

OAuth2 flows with PKCE, refresh token rotation, theft detection, and JWT vs opaque token security tradeoffs for production.

BackendBytes Engineering Team

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Building an OAuth2 Authorization Server from Scratch

Backend Engineering

Backend Engineering•Oct 18•6 min read

Building an OAuth2 Authorization Server from Scratch

Understand OAuth2 by building the server side: authorization endpoint, PKCE validation, JWT generation, JWKS endpoint, and token rotation — all in Go.

BackendBytes Engineering Team

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