WordPress API lahmlegen

./wp-content/themes//functions.php

add_filter( 'rest_authentication_errors', function( $result ) {
  if ( ! empty( $result ) ) {
    return $result;
  }
  if ( ! is_user_logged_in() ) {
    return new WP_Error( '401', 'not allowed.', array('status' => 401) );
  }
  return $result;
});

Quelle: heise