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Add HELO, Sender, Recipient restrictions to Postfix config

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Son NK 2020-01-20 13:58:05 +01:00
parent 204ccd34c9
commit ebbbf0a9f8
1 changed files with 12 additions and 0 deletions
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@ -242,6 +242,18 @@ sudo postconf -e 'mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 240.
sudo postconf -e 'relay_domains = pgsql:/etc/postfix/pgsql-relay-domains.cf'
sudo postconf -e 'transport_maps = pgsql:/etc/postfix/pgsql-transport-maps.cf'
# HELO restrictions
sudo postconf -e 'smtpd_delay_reject = yes'
sudo postconf -e 'smtpd_helo_required = yes'
sudo postconf -e 'smtpd_helo_restrictions = permit_mynetworks, reject_non_fqdn_helo_hostname, reject_invalid_helo_hostname, permit'
# Sender restriction
sudo postconf -e 'smtpd_sender_restrictions = permit_mynetworks, reject_non_fqdn_sender, reject_unknown_sender_domain, permit'
# Recipient restrictions
sudo postconf -e 'smtpd_recipient_restrictions = reject_unauth_pipelining, reject_non_fqdn_recipient, reject_unknown_recipient_domain, permit_mynetworks, reject_unauth_destination, reject_rbl_client zen.spamhaus.org, reject_rbl_client bl.spamcop.net, permit'
```