diff --git a/gnuviechadmin/backend/BackendEntity.py b/gnuviechadmin/backend/BackendEntity.py
index 06a02e4..291f625 100644
--- a/gnuviechadmin/backend/BackendEntity.py
+++ b/gnuviechadmin/backend/BackendEntity.py
@@ -71,8 +71,9 @@ class BackendEntity(object):
         and signs it usign GnuPG. If a public key of the recipient is
         available the mail is encrypted."""
         plain = core.Data(text)
-        sig = core.Data()
+        cipher = core.Data()
         c = core.Context()
+        c.set_armor(1)
         signer = config.get('common', 'mailfrom')
         rcpt = config.get('common', 'mailto')
         c.signers_clear()
@@ -83,7 +84,7 @@ class BackendEntity(object):
             raise Exception("No secret keys for signing available for %s." % (
                 signer))
         keylist = []
-        for key in [x for x in c.op_keylist_all(rcpt, 1)]:
+        for key in c.op_keylist_all(rcpt, 0):
             valid = 0
             subkey = key.subkeys
             while subkey:
@@ -96,13 +97,12 @@ class BackendEntity(object):
             if valid:
                 keylist.append(key)
         if keylist:
-            c.set_armor(1)
-            c.op_encrypt_sign(keylist, 1, plain, sig)
+            c.op_encrypt_sign(keylist, 1, plain, cipher)
         else:
-            c.op_sign(plain, sig, mode.CLEAR)
-        sig.seek(0,0)
+            c.op_sign(plain, cipher, mode.CLEAR)
+        cipher.seek(0,0)
 
-        msg = MIMEText(sig.read())
+        msg = MIMEText(cipher.read())
         msg['Subject'] = subject
         msg['From'] = signer
         msg['To'] = rcpt