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-rw-r--r--roles/IMAP/files/etc/dovecot/conf.d/10-ssl.conf2
-rw-r--r--roles/IMAP/templates/etc/postfix/main.cf.j22
2 files changed, 3 insertions, 1 deletions
diff --git a/roles/IMAP/files/etc/dovecot/conf.d/10-ssl.conf b/roles/IMAP/files/etc/dovecot/conf.d/10-ssl.conf
index 90843b2..e801639 100644
--- a/roles/IMAP/files/etc/dovecot/conf.d/10-ssl.conf
+++ b/roles/IMAP/files/etc/dovecot/conf.d/10-ssl.conf
@@ -26,33 +26,33 @@ ssl_key = </etc/dovecot/ssl/imap.fripost.org.key
# Require that CRL check succeeds for client certificates.
#ssl_require_crl = yes
# Directory and/or file for trusted SSL CA certificates. These are used only
# when Dovecot needs to act as an SSL client (e.g. imapc backend). The
# directory is usually /etc/ssl/certs in Debian-based systems and the file is
# /etc/pki/tls/cert.pem in RedHat-based systems.
#ssl_client_ca_dir =
#ssl_client_ca_file =
# Request client to send a certificate. If you also want to require it, set
# auth_ssl_require_client_cert=yes in auth section.
#ssl_verify_client_cert = no
# Which field from certificate to use for username. commonName and
# x500UniqueIdentifier are the usual choices. You'll also need to set
# auth_ssl_username_from_cert=yes.
#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 = !SSLv2
# SSL ciphers to use
ssl_cipher_list = HIGH:!SSLv2:!aNULL:!eNULL:!3DES:!MD5:@STRENGTH
# Prefer the server's order of ciphers over client's.
#ssl_prefer_server_ciphers = no
# SSL crypto device to use, for valid values run "openssl engine"
#ssl_crypto_device =
diff --git a/roles/IMAP/templates/etc/postfix/main.cf.j2 b/roles/IMAP/templates/etc/postfix/main.cf.j2
index ef2f0d6..4cc07a6 100644
--- a/roles/IMAP/templates/etc/postfix/main.cf.j2
+++ b/roles/IMAP/templates/etc/postfix/main.cf.j2
@@ -47,42 +47,44 @@ default_transport = error:5.1.1 Transport unavailable
# Virtual transport (the alias resolution and address validation is
# performed on the MX:es only)
virtual_transport = lmtp:unix:private/dovecot-lmtpd
lmtp_bind_address = 127.0.0.1
virtual_mailbox_domains = static:all
virtual_mailbox_maps = static:all
#transport_maps = cdb:$config_directory/transport
# Restore the original envelope recipient
relay_domains =
recipient_canonical_classes = envelope_recipient
recipient_canonical_maps = pcre:$config_directory/recipient_canonical.pcre
# Don't rewrite remote headers
local_header_rewrite_clients =
relay_clientcerts = cdb:$config_directory/relay_clientcerts
smtpd_tls_security_level = may
+smtpd_tls_exclude_ciphers = EXPORT, LOW, MEDIUM, aNULL, eNULL, DES, RC4, MD5
smtpd_tls_cert_file = /etc/postfix/ssl/{{ ansible_fqdn }}.pem
smtpd_tls_key_file = /etc/postfix/ssl/{{ ansible_fqdn }}.key
+smtpd_tls_dh1024_param_file = /etc/ssl/private/dhparams.pem
smtpd_tls_session_cache_database= btree:$data_directory/smtpd_tls_session_cache
smtpd_tls_received_header = yes
smtpd_tls_ask_ccert = yes
smtpd_tls_session_cache_timeout = 3600s
smtpd_tls_fingerprint_digest = sha256
strict_rfc821_envelopes = yes
smtpd_delay_reject = yes
disable_vrfy_command = yes
smtpd_client_restrictions =
permit_mynetworks
permit_tls_clientcerts
# We are the only ones using this proxy, but if things go wrong we
# want to know why
defer
smtpd_helo_required = yes
smtpd_helo_restrictions =