diff --git a/authosm/utils.py b/authosm/utils.py
new file mode 100644
index 0000000..c1a5d50
--- /dev/null
+++ b/authosm/utils.py
@@ -0,0 +1,33 @@
+#
+#   Copyright 2018 EveryUP Srl
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an  BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+
+import time
+import authosm.models
+
+
+def get_user(request):
+    user = authosm.models.OsmUser.objects.get(username=request.session['_auth_user_id'])
+    return user
+
+
+def is_token_valid(token):
+
+    expiration = token['expires'] if 'expires' in token \
+                                     and isinstance(token['expires'], (int, long, float, complex)) else None
+    if expiration is None:
+        return False
+
+    return expiration > time.time()