function sucuri_clear_cache () { global $wp_version; $key = ''; $secret = ''; $url = sprintf('https://waf.sucuri.net/api?v2&k=%s&s=%s&a=clear_cache', $key, $secret); $args = array( 'timeout' => '15', 'httpversion' => '1.1', ); wp_remote_get( $url, $args ); } add_action( 'save_post', 'sucuri_clear_cache' );