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authorGuilhem Moulin <guilhem@fripost.org>2016-05-18 19:25:20 +0200
committerGuilhem Moulin <guilhem@fripost.org>2016-05-18 21:13:46 +0200
commit8fc53ecddfe875be30501a89fd24f226de7575d9 (patch)
tree7412dfd08ec407fbd57bfb15f9fef16244cd100f /roles/out/templates
parent00ef4cf0b280b6c9acefeae9065bec99540411aa (diff)
postfix: Update to recommended TLS settings.
Following Viktor Dukhovni's 2015-08-06 recommendation http://article.gmane.org/gmane.mail.postfix.user/251935 (We're using stronger ciphers and protocols in our own infrastructure.)
Diffstat (limited to 'roles/out/templates')
-rw-r--r--roles/out/templates/etc/postfix/main.cf.j24
1 files changed, 4 insertions, 0 deletions
diff --git a/roles/out/templates/etc/postfix/main.cf.j2 b/roles/out/templates/etc/postfix/main.cf.j2
index 8c03f67..1e1fe74 100644
--- a/roles/out/templates/etc/postfix/main.cf.j2
+++ b/roles/out/templates/etc/postfix/main.cf.j2
@@ -48,11 +48,15 @@ local_header_rewrite_clients =
smtp_tls_security_level = may
+smtp_tls_ciphers = medium
+smtp_tls_protocols = !SSLv2, !SSLv3
smtp_tls_note_starttls_offer = yes
smtp_tls_session_cache_database = btree:$data_directory/smtp_tls_session_cache
relay_clientcerts = cdb:$config_directory/relay_clientcerts
smtpd_tls_security_level = may
+smtpd_tls_ciphers = high
+smtpd_tls_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
smtpd_tls_exclude_ciphers = EXPORT, LOW, MEDIUM, aNULL, eNULL, DES, RC4, MD5
smtpd_tls_cert_file = /etc/postfix/ssl/{{ ansible_fqdn }}.pem
smtpd_tls_key_file = /etc/postfix/ssl/{{ ansible_fqdn }}.key