JWT Client

TsgcHTTPJWTClient component for consuming and validating JSON Web Tokens in Delphi client applications.

Key Features

Capabilities

Decode and validate JWT tokens from authorization servers
Automatic JWKS key retrieval and caching
Verify signatures with RS256, ES256, HS256
Claims extraction with type-safe accessors
Token expiration and audience validation

Code

Delphi Example

uses
  sgcHTTP_JWT_Client;

var
  JWTClient: TsgcHTTPJWTClient;
begin
  JWTClient := TsgcHTTPJWTClient.Create(nil);
  JWTClient.JWKSEndpoint :=
    'https://auth.example.com/.well-known/jwks.json';
  if JWTClient.Verify(Token) then
    ShowMessage('Subject: ' + JWTClient.Payload.Subject);
end;