diff --git a/backend/GnuviechAdmin/SessionManager.py b/backend/GnuviechAdmin/SessionManager.py
index 07d8154..e795d9d 100644
--- a/backend/GnuviechAdmin/SessionManager.py
+++ b/backend/GnuviechAdmin/SessionManager.py
@@ -35,6 +35,9 @@ class Session:
         return self._timeoutTimer
 
 class SessionManager:
+    """
+    The Sessionmanager provides methods for login and session handling.
+    """
     def __init__(self, dbconn):
         self._sessions = {}
         self._dbconn = dbconn
@@ -56,7 +59,10 @@ class SessionManager:
             sessionid = self._hashobj.hexdigest()
             self._sessions[sessionid] = Session(sessionid, login)
             self.updateSession(sessionid)
+            self.logger.info('New session with id %s created for %s' %
+                             (sessionid, login))
             return sessionid
+        self.logger.info('Login for %s failed' % login)
         raise InvalidLoginError
 
     def updateSession(self, sessionid):