diff --git a/cof/signals.py b/cof/signals.py
new file mode 100644
index 00000000..11cb55fc
--- /dev/null
+++ b/cof/signals.py
@@ -0,0 +1,23 @@
+from django.contrib import messages
+from django.contrib.auth.signals import user_logged_in
+from django.dispatch import receiver
+from django.utils.translation import ugettext_lazy as _
+
+from django_cas_ng.signals import cas_user_authenticated
+
+
+@receiver(user_logged_in)
+def messages_on_out_login(request, user, **kwargs):
+    if user.backend.startswith('django.contrib.auth'):
+        msg = _('Connexion à GestioCOF réussie. Bienvenue {}.').format(
+            user.get_short_name(),
+        )
+        messages.success(request, msg)
+
+
+@receiver(cas_user_authenticated)
+def mesagges_on_cas_login(request, user, **kwargs):
+    msg = _('Connexion à GestioCOF par CAS réussie. Bienvenue {}.').format(
+        user.get_short_name(),
+    )
+    messages.success(request, msg)