diff --git a/etiquette/helpers.py b/etiquette/helpers.py
index 9668659..4afb15a 100644
--- a/etiquette/helpers.py
+++ b/etiquette/helpers.py
@@ -217,6 +217,12 @@ def now(timestamp=True):
         return n.timestamp()
     return n
 
+def random_hex(length=12):
+    randbytes = os.urandom(math.ceil(length / 2))
+    token = ''.join('{:02x}'.format(x) for x in randbytes)
+    token = token[:length]
+    return token
+
 def read_filebytes(filepath, range_min, range_max, chunk_size=2 ** 20):
     '''
     Yield chunks of bytes from the file between the endpoints.
diff --git a/frontends/etiquette_flask/etiquette_flask/sessions.py b/frontends/etiquette_flask/etiquette_flask/sessions.py
index 2507e5e..fdfb892 100644
--- a/frontends/etiquette_flask/etiquette_flask/sessions.py
+++ b/frontends/etiquette_flask/etiquette_flask/sessions.py
@@ -10,10 +10,7 @@ SESSION_MAX_AGE = 86400
 REQUEST_TYPES = (flask.Request, werkzeug.wrappers.Request, werkzeug.local.LocalProxy)
 
 def _generate_token(length=32):
-    randbytes = os.urandom(math.ceil(length / 2))
-    token = ''.join('{:02x}'.format(x) for x in randbytes)
-    token = token[:length]
-    return token
+    return etiquette.helpers.random_hex(length=length)
 
 def _normalize_token(token):
     if isinstance(token, REQUEST_TYPES):