diff --git a/users/management/commands/anonymize.py b/users/management/commands/anonymize.py
new file mode 100644
index 00000000..a442dbe1
--- /dev/null
+++ b/users/management/commands/anonymize.py
@@ -0,0 +1,51 @@
+from django.core.management.base import BaseCommand
+from users.models import User, School, Adherent
+from django.db.models import F, Value
+from django.db.models.functions import Concat
+
+class Command(BaseCommand):
+    help="Anonymize the data in the database in order to use them on critical servers (dev, personnal...). Every information will be overwritten using non-personnal informations. This script must follow any modification of the database." 
+
+    def handle(self, *args, **kwargs):
+
+        total = User.objects.count()
+        self.stdout.write("Starting anonymizing the {} users data.".format(total))
+        
+        u = User.objects.all()
+        a = Adherent.objects.all()
+
+        self.stdout.write('Supression de l\'école...')
+        # Create a fake School to put everyone in it.
+        ecole = School(name="Ecole des Ninja")
+        ecole.save()
+        u.update(school=ecole)
+        self.stdout.write(self.style.SUCCESS('done ...'))
+
+        self.stdout.write('Supression des chambres...')
+        a.update(room=None)
+        self.stdout.write(self.style.SUCCESS('done ...'))
+
+        self.stdout.write('Supression des mails...')
+        u.update(email='example@example.org', 
+                local_email_redirect = False, 
+                local_email_enabled=False)
+        self.stdout.write(self.style.SUCCESS('done ...'))
+
+        self.stdout.write('Supression des noms, prenoms, pseudo, telephone, commentaire...')
+        a.update(name=Concat(Value('name of '), 'id'))
+        self.stdout.write(self.style.SUCCESS('done name'))
+
+        a.update(surname=Concat(Value('surname of '), 'id'))
+        self.stdout.write(self.style.SUCCESS('done surname'))
+
+        a.update(pseudo=F('id'))
+        self.stdout.write(self.style.SUCCESS('done pseudo'))
+
+        a.update(telephone=Concat(Value('phone of '), 'id'))
+        self.stdout.write(self.style.SUCCESS('done phone'))
+
+        a.update(comment=Concat(Value('commentaire of '), 'id'))
+        self.stdout.write(self.style.SUCCESS('done ...'))
+        
+
+        self.stdout.write("Data anonymized!")