[BlueOnyx:25921] Re: DKIM

[Michael Stauber]

Hi Matthew,

> I've not touched any of this stuff, but I'd follow up on:
> 
> Jan 13 09:20:19 smtp opendkim[1680862]: default._domainkey.xxxonline.uk 
> <http://domainkey.xxxonline.uk/>: key data is not secure: 
> /etc/opendkim/keys/xxxonline.uk/default.private 
> <http://xxxonline.uk/default.private> is in group 0 which has multiple 
> users (e.g. "sync")


Indeed. That's the problem.

Richard, please do this and it should fix it:

chown -R opendkim:opendkim /etc/opendkim

Then restart OpenDKIM and try it out:

systemctl restart opendkim

That should do the trick.

-- 
With best regards

Michael Stauber