--- a/prosody.cfg.lua.dist	Sat Aug 24 23:16:08 2013 +0100
+++ b/prosody.cfg.lua.dist	Thu Aug 29 11:59:27 2013 +0100
@@ -94,7 +94,7 @@
 -- Force clients to use encrypted connections? This option will
 -- prevent clients from authenticating unless they are using encryption.
 
-c2s_require_encryption = false
+c2s_require_encryption = true
 
 -- Force certificate authentication for server-to-server connections?
 -- This provides ideal security, but requires servers you communicate