File dovecot-2.2.18-better_ssl_defaults.patch of Package dovecot22

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File dovecot-2.2.18-better_ssl_defaults.patch of Package dovecot22

Index: dovecot-2.2.36.4/doc/example-config/conf.d/10-ssl.conf
===================================================================
--- dovecot-2.2.36.4.orig/doc/example-config/conf.d/10-ssl.conf
+++ dovecot-2.2.36.4/doc/example-config/conf.d/10-ssl.conf
@@ -9,8 +9,8 @@
 # dropping root privileges, so keep the key file unreadable by anyone but
 # root. Included doc/mkcert.sh can be used to easily generate self-signed
 # certificate, just make sure to update the domains in dovecot-openssl.cnf
-ssl_cert = </etc/ssl/private/dovecot.crt
-ssl_key = </etc/ssl/private/dovecot.pem
+#ssl_cert = </etc/ssl/private/dovecot.crt
+#ssl_key = </etc/ssl/private/dovecot.pem
 
 # If key file is password protected, give the password here. Alternatively
 # give it when starting dovecot with -p parameter. Since this file is often
@@ -43,16 +43,19 @@ ssl_key = </etc/ssl/private/dovecot.pem
 #ssl_cert_username_field = commonName
 
 # DH parameters length to use.
-#ssl_dh_parameters_length = 1024
+ssl_dh_parameters_length = 2048
 
 # SSL protocols to use
 #ssl_protocols = !SSLv3
+ssl_protocols = !SSLv2 !SSLv3
 
 # SSL ciphers to use
 #ssl_cipher_list = ALL:!LOW:!SSLv2:!EXP:!aNULL
+ssl_cipher_list = ALL:!aNULL:!eNULL:!EXPORT:!DES:!3DES:!MD5:!PSK:!RC4:!ADH:!LOW@STRENGTH
 
 # Prefer the server's order of ciphers over client's.
 #ssl_prefer_server_ciphers = no
+ssl_prefer_server_ciphers = yes
 
 # SSL crypto device to use, for valid values run "openssl engine"
 #ssl_crypto_device =
@@ -61,3 +64,4 @@ ssl_key = </etc/ssl/private/dovecot.pem
 #   no_compression - Disable compression.
 #   no_ticket - Disable SSL session tickets.
 #ssl_options =
+ssl_options = no_compression
Index: dovecot-2.2.36.4/src/lib-master/master-service-ssl-settings.c
===================================================================
--- dovecot-2.2.36.4.orig/src/lib-master/master-service-ssl-settings.c
+++ dovecot-2.2.36.4/src/lib-master/master-service-ssl-settings.c
@@ -51,7 +51,7 @@ static const struct master_service_ssl_s
 	.ssl_alt_cert = "",
 	.ssl_alt_key = "",
 	.ssl_key_password = "",
-	.ssl_cipher_list = "ALL:!LOW:!SSLv2:!EXP:!aNULL",
+	.ssl_cipher_list = "ALL:!LOW:!SSLv2:!EXP:!aNULL:!aNULL:!eNULL:!EXPORT:!DES:!3DES:!MD5:!PSK:!RC4:!ADH:!LOW@STRENGTH",
 #ifdef SSL_TXT_SSLV2
 	.ssl_protocols = "!SSLv2 !SSLv3",
 #else

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File dovecot-2.2.18-better_ssl_defaults.patch of Package dovecot22

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