Using ADFS Tokens in WebApi 2

BearerTokensADFS

public class Startup
    {
        private static readonly string Realm = ConfigurationManager.AppSettings["ida:Wtrealm"];
        private static readonly string AdfsMetadata = ConfigurationManager.AppSettings["ida:ADFSMetadata"];

        public void Configuration(IAppBuilder app)
        {
            app.SetDefaultSignInAsAuthenticationType(CookieAuthenticationDefaults.AuthenticationType);

            app.UseCookieAuthentication(new CookieAuthenticationOptions());

            app.UseWsFederationAuthentication(
                new WsFederationAuthenticationOptions
                {
                    Wtrealm = Realm,
                    MetadataAddress = AdfsMetadata
                });

            var oAuthOptions = new OAuthAuthorizationServerOptions
            {
                TokenEndpointPath = new PathString("/Token"),
                Provider = new OauthSecurityProvider(),
                AccessTokenExpireTimeSpan = TimeSpan.FromDays(14),
                AllowInsecureHttp = true
            };

            app.UseOAuthBearerTokens(oAuthOptions);
        }
    }