OpenDKIM

Installation pacman -S opendkim mkdir /etc/postfix/dkim chown root:opendkim /etc/postfix/dkim -R Create config /etc/opendkim/opendkim.conf AutoRestart Yes AutoRestartRate 10/1h UMask 002 Syslog yes SyslogSuccess Yes LogWhy Yes SendReports yes SoftwareHeader yes Selector mail Canonicalization relaxed/simple ExternalIgnoreList refile:/etc/postfix/dkim/TrustedHosts InternalHosts refile:/etc/postfix/dkim/TrustedHosts KeyTable refile:/etc/postfix/dkim/KeyTable SigningTable refile:/etc/postfix/dkim/SigningTable Mode sv SignatureAlgorithm rsa-sha256 UserID opendkim:opendkim Socket inet:12301@localhost OversignHeaders From Add Dkim to Postfix /etc/postfix/main.cf # DKIM milter_default_action = accept non_smtpd_milters = inet:localhost:12301 smtpd_milters = inet:localhost:12301 Create directory for socket mkdir /var/run/opendkim chown opendkim:opendkim /var/run/opendkim