From 8fc53ecddfe875be30501a89fd24f226de7575d9 Mon Sep 17 00:00:00 2001 From: Guilhem Moulin Date: Wed, 18 May 2016 19:25:20 +0200 Subject: 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.) --- roles/out/templates/etc/postfix/main.cf.j2 | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'roles/out/templates') 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 -- cgit v1.2.3