diff --git a/rc_hip/rc_hip/settings.py b/rc_hip/rc_hip/settings.py
index b5c9c16..c602302 100644
--- a/rc_hip/rc_hip/settings.py
+++ b/rc_hip/rc_hip/settings.py
@@ -41,6 +41,7 @@ ALLOWED_HOSTS = [
 # Application definition
 
 INSTALLED_APPS = [
+    'repapp_users.apps.RepappUsersConfig',
     'repapp.apps.RepappConfig',
     'django.contrib.admin',
     'django.contrib.auth',
@@ -150,3 +151,7 @@ EMAIL_PORT = (int)(os.getenv("DJANGO_EMAIL_PORT", '25'))
 EMAIL_HOST_USER = os.getenv("DJANGO_EMAIL_HOST_USER", None)
 EMAIL_HOST_PASSWORD = os.getenv("DJANGO_EMAIL_HOST_PASSWORD", None)
 EMAIL_USE_TLS = os.getenv("DJANGO_EMAIL_USE_TLS", 'true') in ('true', '1', 't')
+
+AUTH_USER_MODEL = "repapp_users.CustomUser"
+AUTHENTICATION_BACKENDS = [
+    "repapp_users.backends.EmailBackend", "django.contrib.auth.backends.ModelBackend"]
diff --git a/rc_hip/rc_hip/urls.py b/rc_hip/rc_hip/urls.py
index 2469ed7..e83b2f9 100644
--- a/rc_hip/rc_hip/urls.py
+++ b/rc_hip/rc_hip/urls.py
@@ -22,5 +22,7 @@ from django.conf.urls.static import static
 
 urlpatterns = [
     path("", include("repapp.urls")),
+    path("", include("repapp_users.urls")),
+    path('users/', include('django.contrib.auth.urls')),
     path('admin/', admin.site.urls),
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT) + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
diff --git a/rc_hip/repapp/admin.py b/rc_hip/repapp/admin.py
index 0bccd55..f08860d 100644
--- a/rc_hip/repapp/admin.py
+++ b/rc_hip/repapp/admin.py
@@ -2,7 +2,6 @@
 Admin interface configuration for RepApp.
 """
 from django.contrib import admin
-
 from .models import (Organisator, Cafe, Question, Device,
                      Reparateur, Appointment, Guest, Candidate)
 
diff --git a/rc_hip/repapp/migrations/0013_alter_cafe_address_alter_device_device_and_more.py b/rc_hip/repapp/migrations/0013_alter_cafe_address_alter_device_device_and_more.py
index 0155f4c..dd81294 100644
--- a/rc_hip/repapp/migrations/0013_alter_cafe_address_alter_device_device_and_more.py
+++ b/rc_hip/repapp/migrations/0013_alter_cafe_address_alter_device_device_and_more.py
@@ -18,7 +18,8 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='device',
             name='device',
-            field=models.CharField(max_length=200, verbose_name='Art des Geräts'),
+            field=models.CharField(
+                max_length=200, verbose_name='Art des Geräts'),
         ),
         migrations.AlterField(
             model_name='device',
@@ -28,6 +29,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='device',
             name='manufacturer',
-            field=models.CharField(max_length=200, verbose_name='Hersteller & Modell/Typ'),
+            field=models.CharField(
+                max_length=200, verbose_name='Hersteller & Modell/Typ'),
         ),
     ]
diff --git a/rc_hip/repapp_users/__init__.py b/rc_hip/repapp_users/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/rc_hip/repapp_users/admin.py b/rc_hip/repapp_users/admin.py
new file mode 100644
index 0000000..5cd50eb
--- /dev/null
+++ b/rc_hip/repapp_users/admin.py
@@ -0,0 +1,4 @@
+from django.contrib import admin
+from .models import CustomUser
+
+admin.site.register(CustomUser)
diff --git a/rc_hip/repapp_users/apps.py b/rc_hip/repapp_users/apps.py
new file mode 100644
index 0000000..3ed1ca5
--- /dev/null
+++ b/rc_hip/repapp_users/apps.py
@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class RepappUsersConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'repapp_users'
diff --git a/rc_hip/repapp_users/backends.py b/rc_hip/repapp_users/backends.py
new file mode 100644
index 0000000..169d764
--- /dev/null
+++ b/rc_hip/repapp_users/backends.py
@@ -0,0 +1,15 @@
+from django.contrib.auth import get_user_model
+from django.contrib.auth.backends import ModelBackend
+
+
+class EmailBackend(ModelBackend):
+    def authenticate(self, request, username=None, password=None, **kwargs):
+        UserModel = get_user_model()
+        try:
+            user = UserModel.objects.get(email=username)
+        except UserModel.DoesNotExist:
+            return None
+        else:
+            if user.check_password(password):
+                return user
+        return None
diff --git a/rc_hip/repapp_users/forms.py b/rc_hip/repapp_users/forms.py
new file mode 100644
index 0000000..e69de29
diff --git a/rc_hip/repapp_users/migrations/0001_initial.py b/rc_hip/repapp_users/migrations/0001_initial.py
new file mode 100644
index 0000000..c67c117
--- /dev/null
+++ b/rc_hip/repapp_users/migrations/0001_initial.py
@@ -0,0 +1,44 @@
+# Generated by Django 4.2 on 2023-04-23 10:29
+
+import django.contrib.auth.models
+import django.contrib.auth.validators
+from django.db import migrations, models
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0012_alter_user_first_name_max_length'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CustomUser',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=150, unique=True, validators=[django.contrib.auth.validators.UnicodeUsernameValidator()], verbose_name='username')),
+                ('first_name', models.CharField(blank=True, max_length=150, verbose_name='first name')),
+                ('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
+                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('email', models.EmailField(max_length=254, unique=True)),
+                ('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.permission', verbose_name='user permissions')),
+            ],
+            options={
+                'verbose_name': 'user',
+                'verbose_name_plural': 'users',
+                'abstract': False,
+            },
+            managers=[
+                ('objects', django.contrib.auth.models.UserManager()),
+            ],
+        ),
+    ]
diff --git a/rc_hip/repapp_users/migrations/__init__.py b/rc_hip/repapp_users/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/rc_hip/repapp_users/models.py b/rc_hip/repapp_users/models.py
new file mode 100644
index 0000000..2770e12
--- /dev/null
+++ b/rc_hip/repapp_users/models.py
@@ -0,0 +1,14 @@
+from django.contrib.auth.models import AbstractUser
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+
+class CustomUser(AbstractUser):
+    email = models.EmailField(unique=True, verbose_name=_("eMail Adresse"))
+
+    class Meta:
+        verbose_name = _('Benutzer')
+        verbose_name_plural = _('Benutzer')
+
+    def __str__(self):
+        return f'{self.email}'
diff --git a/rc_hip/repapp_users/templates/login.html b/rc_hip/repapp_users/templates/login.html
new file mode 100644
index 0000000..f2307c7
--- /dev/null
+++ b/rc_hip/repapp_users/templates/login.html
@@ -0,0 +1,33 @@
+{% extends "repapp/base.html" %}
+{% block content %}
+    {% if form.errors %}<p>Your username and password didn't match. Please try again.</p>{% endif %}
+    {% if next %}
+        {% if user.is_authenticated %}
+            <p>
+                Your account doesn't have access to this page. To proceed,
+                please login with an account that has access.
+            </p>
+        {% else %}
+            <p>Please login to see this page.</p>
+        {% endif %}
+    {% endif %}
+    <form method="post" action="{% url 'login' %}">
+        {% csrf_token %}
+        <table>
+            <tr>
+                <td>{{ form.username.label_tag }}</td>
+                <td>{{ form.username }}</td>
+            </tr>
+            <tr>
+                <td>{{ form.password.label_tag }}</td>
+                <td>{{ form.password }}</td>
+            </tr>
+        </table>
+        <input type="submit" value="login">
+        <input type="hidden" name="next" value="{{ next }}">
+    </form>
+    {# Assumes you setup the password_reset view in your URLconf #}
+    <p>
+        <a href="{% url 'password_reset' %}">Lost password?</a>
+    </p>
+{% endblock %}
diff --git a/rc_hip/repapp_users/tests.py b/rc_hip/repapp_users/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/rc_hip/repapp_users/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/rc_hip/repapp_users/urls.py b/rc_hip/repapp_users/urls.py
new file mode 100644
index 0000000..ad783e1
--- /dev/null
+++ b/rc_hip/repapp_users/urls.py
@@ -0,0 +1,4 @@
+from django.urls import path, include
+
+urlpatterns = [
+]
diff --git a/rc_hip/repapp_users/views.py b/rc_hip/repapp_users/views.py
new file mode 100644
index 0000000..91ea44a
--- /dev/null
+++ b/rc_hip/repapp_users/views.py
@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.