diff --git a/django_etebase/serializers.py b/django_etebase/serializers.py
index babf7d0..35b3562 100644
--- a/django_etebase/serializers.py
+++ b/django_etebase/serializers.py
@@ -462,7 +462,6 @@ class AuthenticationSignupSerializer(BetterErrorsMixin, serializers.Serializer):
                 instance.clean_fields()
             except django_exceptions.ValidationError as e:
                 self.transform_validation_error("user", e)
-            # FIXME: send email verification
 
             models.UserInfo.objects.create(**validated_data, owner=instance)
 
diff --git a/django_etebase/signals.py b/django_etebase/signals.py
new file mode 100644
index 0000000..03dbed5
--- /dev/null
+++ b/django_etebase/signals.py
@@ -0,0 +1,3 @@
+from django.dispatch import Signal
+
+user_signed_up = Signal(providing_args=['request', 'user'])
diff --git a/django_etebase/views.py b/django_etebase/views.py
index c8a98fc..97cb2f0 100644
--- a/django_etebase/views.py
+++ b/django_etebase/views.py
@@ -74,6 +74,7 @@ from .serializers import (
 from .utils import get_user_queryset
 from .exceptions import EtebaseValidationError
 from .parsers import ChunkUploadParser
+from .signals import user_signed_up
 
 User = get_user_model()
 
@@ -646,6 +647,8 @@ class AuthenticationViewSet(viewsets.ViewSet):
         serializer.is_valid(raise_exception=True)
         user = serializer.save()
 
+        user_signed_up.send(sender=user.__class__, request=request, user=user)
+
         data = self.login_response_data(user)
         return Response(data, status=status.HTTP_201_CREATED)