Module pkce 

PKCE (Proof Key for Code Exchange) Implementation

Module implements PKCE as defined in RFC 7636 for OAuth 2.1. PKCE is mandatory for MCP authorization to prevent authorization code interception attacks

Structs

PkceParams

PKCE parameters for authorization flow

Enums

CodeChallengeMethod

PKCE code challenge methods

Functions

check_pkce_support

Check if the authorization server supports PKCE

select_challenge_method

Select the best available PKCE method from server metadata

supports_s256

Check if the authorization server supports S256 method