2FAuth/app/Http/Controllers/Auth/ResetPasswordController.php

<?php

namespace App\Http\Controllers\Auth;

use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use Illuminate\Foundation\Auth\ResetsPasswords;
use App\Exceptions\UnsupportedWithReverseProxyException;

class ResetPasswordController extends Controller
{
    /*
    |--------------------------------------------------------------------------
    | Password Reset Controller
    |--------------------------------------------------------------------------
    |
    | This controller is responsible for handling password reset requests
    | and uses a simple trait to include this behavior. You're free to
    | explore this trait and override any methods you wish to tweak.
    |
    */

    use ResetsPasswords;


    /**
     * Create a new controller instance.
     */
    public function __construct()
    {
        $authGuard = config('auth.defaults.guard');

        if ($authGuard === 'reverse-proxy-guard') {
            throw new UnsupportedWithReverseProxyException();
        }
    }

}