OAuth 2.0 PKCE Flow Lab
Interactive evaluation of Code Verifier generation, SHA-256 Code Challenge, and authorization code token exchange.
Modern Delegated Authentication
OAuth 2.0 Authorization Code Flow with PKCE Stepper
Client Browser Memory (Private):Origin: localhost:3000
Code Verifier: [ Not generated ]
Code Challenge (S256): [ Not computed ]
Authorization Server (IdP):auth.company.io
Stored Challenge: [ None ]
Auth Code Issued: [ None ]
Tokens Emitted: [ Pending ]
Protocol Trace:
Single Page Application (SPA) ready to start OAuth 2.0 PKCE flow.