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authorGuilhem Moulin <guilhem@fripost.org>2015-10-27 16:26:24 +0100
committerGuilhem Moulin <guilhem@fripost.org>2015-10-27 16:26:24 +0100
commitc2b9d04ecef5babc028728d4426aab9237b5ce86 (patch)
treee0cf1cd15f8df515f3bc6140831e67d40a9b9c78 /roles/webmail/templates/etc/stunnel/postfix.conf.j2
parent643d79c4853009806fa45a9036ae7150b4e739fa (diff)
stunnel: disable compression.
Diffstat (limited to 'roles/webmail/templates/etc/stunnel/postfix.conf.j2')
-rw-r--r--roles/webmail/templates/etc/stunnel/postfix.conf.j22
1 files changed, 2 insertions, 0 deletions
diff --git a/roles/webmail/templates/etc/stunnel/postfix.conf.j2 b/roles/webmail/templates/etc/stunnel/postfix.conf.j2
index 722497a..9003686 100644
--- a/roles/webmail/templates/etc/stunnel/postfix.conf.j2
+++ b/roles/webmail/templates/etc/stunnel/postfix.conf.j2
@@ -18,38 +18,40 @@ debug = 4
; Certificate/key is needed in server mode and optional in client mode
cert = /etc/postfix/ssl/{{ ansible_fqdn }}.pem
key = /etc/postfix/ssl/{{ ansible_fqdn }}.key
client = yes
socket = a:SO_BINDTODEVICE=lo
; Some performance tunings
socket = l:TCP_NODELAY=1
socket = r:TCP_NODELAY=1
; Prevent MITM attacks
verify = 4
; Disable support for insecure protocols
options = NO_SSLv2
options = NO_SSLv3
options = NO_TLSv1
options = NO_TLSv1.1
+options = NO_COMPRESSION
+
; These options provide additional security at some performance degradation
options = SINGLE_ECDH_USE
options = SINGLE_DH_USE
; Select permitted SSL ciphers
ciphers = EECDH+AESGCM:!MEDIUM:!LOW:!EXP:!aNULL:!eNULL
; **************************************************************************
; * Service definitions (remove all services for inetd mode) *
; **************************************************************************
[smtp]
accept = localhost:2525
connect = outgoing.fripost.org:{{ postfix_instance.out.port }}
CAfile = /etc/stunnel/certs/postfix.pem
protocol = smtp
; vim:ft=dosini