--- loncom/auth/lonauth.pm	2017/01/21 21:25:26	1.121.2.15
+++ loncom/auth/lonauth.pm	2017/06/06 22:34:37	1.121.2.16
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # User Authentication Module
 #
-# $Id: lonauth.pm,v 1.121.2.15 2017/01/21 21:25:26 raeburn Exp $
+# $Id: lonauth.pm,v 1.121.2.16 2017/06/06 22:34:37 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -73,7 +73,7 @@ sub success {
     }
 
 # ------------------------------------------------------------ Get cookie ready
-    $cookie="lonID=$cookie; path=/";
+    $cookie="lonID=$cookie; path=/; HttpOnly";
 # -------------------------------------------------------- Menu script and info
     my $destination = $lowerurl;