We're sending out e-mails with EXIM 4.71 from a PHP application. DKIM is enabled and is working properly, unless when sending a specific type of mails, which results in dkim=neutral (body hash did not ...
I have setup dkim on my server using opendkim(centos). when php executes mail command(on website eg forgot.php). it sends an email signed with DKIM. but i also setup a cron job to run mailcron.php ...
I'm trying to weigh up whether DKIM signing should be done by the application sending mail (for instance, the mailing list software you're using) or at the mail transfer agent (sendmail, postfix etc). ...