diff -urN dovecot/dovecot-2.2.15/doc/example-config/conf.d/10-ssl.conf dovecotorg/dovecot-2.2.15/doc/example-config/conf.d/10-ssl.conf
--- dovecot/dovecot-2.2.15/doc/example-config/conf.d/10-ssl.conf	2014-10-03 16:36:00.000000000 +0200
+++ dovecotorg/dovecot-2.2.15/doc/example-config/conf.d/10-ssl.conf	2015-01-16 15:52:55.917727519 +0100
@@ -46,10 +46,10 @@
 #ssl_dh_parameters_length = 1024
 
 # SSL protocols to use
-#ssl_protocols = !SSLv2
+ssl_protocols = !SSLv2 !SSLv3
 
 # SSL ciphers to use
-#ssl_cipher_list = ALL:!LOW:!SSLv2:!EXP:!aNULL
+ssl_cipher_list = ALL:!LOW:!SSLv2:!EXP:!aNULL:!SSLv3
 
 # Prefer the server's order of ciphers over client's.
 #ssl_prefer_server_ciphers = no