public void Configuration(IAppBuilder app) { AntiForgeryConfig.UniqueClaimTypeIdentifier = Constants.ClaimTypes.Subject; JwtSecurityTokenHandler.InboundClaimTypeMap.Clear(); var config = new HttpConfiguration(); app.UseCors(CorsOptions.AllowAll); //Middleware for security. This will introspect the incoming reference token IdentityServerBearerTokenAuthenticationOptions _options = new IdentityServerBearerTokenAuthenticationOptions { Authority = ConfigurationManager.AppSettings["IdentityServerURI"], ValidationMode = ValidationMode.ValidationEndpoint, RequiredScopes = new[] { "xxxxxadmin" }, ClientId = "xxxxxadmin", ClientSecret = "api-secret", EnableValidationResultCache = true, ValidationResultCacheDuration = TimeSpan.FromMinutes(10) }; app.UseIdentityServerBearerTokenAuthentication(_options); //Boots up the application Bootstraper.BootUp(config, app); }