# allow authenticated users to send mail through Postfix SMTP
# more info at /usr/share/doc/postfix-2.6.6/README_FILES/SMTPD_ACCESS_README
smtpd_helo_required = yes
smtpd_recipient_restrictions =
        reject_non_fqdn_sender
        reject_unknown_recipient_domain
        reject_unauth_pipelining
        reject_non_fqdn_recipient
        permit_mynetworks
        permit_sasl_authenticated
        reject_unauth_destination
        reject_unlisted_recipient
        reject_rbl_client cbl.abuseat.org
        reject_rbl_client zen.spamhaus.org
        check_policy_service unix:postgrey/socket