Tips on Customizing Limit Login Attempts (Spam Protection)

How to Hide Limit Login Attempts (Spam Protection) Admin Menus

function plt_hide_wp_limit_failed_login_attempts_menus() {
	//Hide "Login Attempts".
	remove_menu_page('WPLFLA');
	//Hide "Login Attempts → Statistics".
	remove_submenu_page('WPLFLA', 'WPLFLA');
	//Hide "Login Attempts → Options".
	remove_submenu_page('WPLFLA', 'WPLFLASettings');
	//Hide "Login Attempts → Settings".
	remove_submenu_page('WPLFLA', 'WPLFLARANGEIP');
}

add_action('admin_menu', 'plt_hide_wp_limit_failed_login_attempts_menus', 11);

Where do I put this code?

How to Hide Limit Login Attempts (Spam Protection) Dashboard Widgets

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

	//Remove the "Top 10 Blocked IPs" widget.
	remove_meta_box('Top_IPs_Blocked', 'dashboard', 'normal');
	//Remove the "Top 10 Failed Logins" widget.
	remove_meta_box('Top_Failed_Logins', 'dashboard', 'normal');
	//Remove the "Top 10 Blocked Countries" widget.
	remove_meta_box('Top_Countries_Blocked', 'dashboard', 'normal');
	//Remove the "Recently Blocked Attacks" widget.
	remove_meta_box('Recently_Blocked_Attacks', 'dashboard', 'normal');
}

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