WordPress Simple Security

// Place the following in your WordPress child themes function file. 
// Some security is better than no security.
// ------------------------------------------------------------------
// /wp-content/themes/%YourTheme|YourChildTheme%/functions.php

// QUICK SECURITY ADDITIONS
	// Remove all references of WP Version from included JS/CSS
	function remove_cssjs_verz($src){
		global $wp_version;
		$remove_ver = array("?ver=".$wp_version,"&ver=".$wp_version,"&ver=".$wp_version,"&ver=".$wp_version);
		$src = str_replace($remove_ver,"",$src);
		$src = esc_url(remove_query_arg("ver",$src));
		if(!empty($src)){return $src;}
	}
	add_filter('style_loader_src','remove_cssjs_verz',1000);
	add_filter('script_loader_src','remove_cssjs_verz',1000);

	// Remove the WordPress version.
	function no_generator(){return "";}
	add_filter('the_generator','no_generator');
	remove_action('wp_head','wp_generator');

	// Remove unnecessary error messages on failed log-ins.
	function explain_less_login_issues(){ return "<strong>ERROR</strong>: Entered credentials are incorrect.";}
	add_filter('login_errors','explain_less_login_issues');

	// Disable XML-RPC - You may or my not want this.
	add_filter('xmlrpc_enabled','__return_false');
// /QUICK SECURITY ADDITIONS