Backpack with LdapRecord

config.auth.providers

//comment the current 'users' node and add this:

'users' => [
            'driver' => 'ldap',
            'model' => LdapRecord\Models\ActiveDirectory\User::class,
            'rules' => [],
            'database' => [
                'model' => App\Models\User::class,
                'sync_passwords' => false,
                'sync_attributes' => [
                    'name' => 'cn',
                    'email' => 'mail',
                    'username' =>'samaccountname'
                ],
                'sync_existing' => [
                    'email' => 'mail',
                ],
            ],

config.backpack.base

//modify this lines

'authentication_column'      => 'samaccountname',
'authentication_column_name' => 'username',


'guard' => null,

fields to add to users table

guid, domain, username

User.php

<?php

namespace App\Models;

// use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
use Laravel\Sanctum\HasApiTokens;
use LdapRecord\Laravel\Auth\LdapAuthenticatable;
use LdapRecord\Laravel\Auth\AuthenticatesWithLdap;

class User extends Authenticatable implements LdapAuthenticatable
{
    use HasApiTokens, HasFactory, Notifiable;
    use AuthenticatesWithLdap;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'name',
        'email',
        'password',
    ];

    /**
     * The attributes that should be hidden for serialization.
     *
     * @var array<int, string>
     */
    protected $hidden = [
        'password',
        'remember_token',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, string>
     */
    protected $casts = [
        'email_verified_at' => 'datetime',
    ];
}