Tips on Customizing Security Ninja – WordPress Security Plugin & Firewall

How to Hide Security Ninja (Premium) Admin Menus

function plt_hide_security_ninja_menus() {
	//Hide "Security Ninja".
	remove_menu_page('wf-sn');
	//Hide "Security Ninja → Security Ninja".
	remove_submenu_page('wf-sn', 'wf-sn');
	//Hide "Security Ninja → Affiliation".
	remove_submenu_page('wf-sn', 'wf-sn-affiliation');
	//Hide "Security Ninja → Contact Us".
	remove_submenu_page('wf-sn', 'wf-sn-contact');
	//Hide "Security Ninja → Add-Ons".
	remove_submenu_page('wf-sn', 'wf-sn-addons');
	//Hide "Security Ninja → Upgrade".
	remove_submenu_page('wf-sn', 'wf-sn-pricing');
}

add_action('admin_menu', 'plt_hide_security_ninja_menus', 1000000000);

Where do I put this code?

How to Hide the "WP Security Ninja" Dashboard Widget

function plt_hide_security_ninja_dashboard_widgets() {
	$screen = get_current_screen();
	if ( !$screen ) {
		return;
	}

	//Remove the "WP Security Ninja" widget.
	remove_meta_box('wpsn_dashboard_widget', 'dashboard', 'normal');
}

add_action('wp_dashboard_setup', 'plt_hide_security_ninja_dashboard_widgets', 20);