IEnumerable<Client> clients= Configuration.GetSection("Clients").Get(typeof(IEnumerable<Client>)) as IEnumerable<Client>;

            List<string> urls = new List<string>();

            foreach (var client in clients)

            {

                urls.AddRange(client.AllowedCorsOrigins);

            }

            services.AddCors(options =>

            {

                options.AddPolicy("default",

                    builder => builder.WithOrigins(urls.ToArray())

                                    .AllowAnyHeader()

                                    .AllowCredentials()

                                    .AllowAnyMethod());

            });

 app.UseCors("default");

    [Authorize]

    [EnableCors("default")]

    public class NavigationMenuController:Controller

    {

        private NavigationMenuService navigationMenuService;

        public NavigationMenuController(NavigationMenuService navigationMenuService)

        {

            this.navigationMenuService = navigationMenuService;

        }

    }

        $.ajax({

            url: 'http://localhost:5000/api/Private/Values/Identity',

            type: 'GET',

            dataType: 'json',

            crossDomain: true,

            xhrFields: {

                withCredentials: true

            },

            success: function (result) {

                $('#platformResult').val(JSON.stringify(result));

            }

        });

      axios({

        url:

        config.authority +

        "/api/xxxxxxxxxx?clientId=" +

        escape(config.client_id),

        method: "GET",

        withCredentials: true

      }).then(function (result) {

        if (result.success == undefined) {

          self.menuItems = result || [];

        }

      });