From 9d5524831a16963c805cd38a49c7f04dfe16d3ea Mon Sep 17 00:00:00 2001
From: Antoine Nguyen <tonio@ngyn.org>
Date: Tue, 30 Aug 2016 08:30:30 +0200
Subject: [PATCH] Remove problematic characters.

fix #898
---
 modoboa/lib/cryptutils.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modoboa/lib/cryptutils.py b/modoboa/lib/cryptutils.py
index 74c1e2657..c98ebff1a 100644
--- a/modoboa/lib/cryptutils.py
+++ b/modoboa/lib/cryptutils.py
@@ -16,7 +16,8 @@ def random_key(l=16):
     :param integer l: the key's length
     :return: a string
     """
-    population = string.digits + string.letters + string.punctuation
+    punctuation = """!#$%&'()*+,-./:;<=>?@[]^_`{|}~"""
+    population = string.digits + string.letters + punctuation
     while True:
         key = "".join(random.sample(population * l, l))
         if len(key) == l: