DKIM signature rejected

[Matthias Apitz]

El día jueves, febrero 20, 2025 a las 08:40:46a. m. -0800, googly.negotiator862 at aceecat.org escribió:

> On Thu, Feb 20, 2025 at 10:50:52AM +0100, Matthias Apitz wrote:
> 
> > I've got a reject of an email to a public PostgreSQL mailing list
> > due to an issue with my DKIM signature. Attached below. I've sent a
> > test email to my company mailbox to see my resulting DKIM
> > signature. It's:
> 
> > What could be wrong with this and how do I fix this. mutt is sending
> > the mail to the SMTP server of my provider 1blu, i.e.  I have in
> > ~/.muttrc:
> 
> Just read the reply carefully:
> 
> > This email has a DKIM signature on the List- headers of the email,
> > indicating that it is not allowed to pass this email on through a
> > mailinglist.
> 
> The DKIM signature header you quote shows that you're signing over the
> List-* headers. You -- or your SMTP server -- should not do that.
> 
> If you can't change that, you could try a public remailer of some sort.
> 
> Btw, I had exactly this problem with the postgresql-general mailing
> list too. But I run my own mail server, so the fix was easy.

Hi Ian,

Thanks very much for that explanation. I've access to the DNS
configuration of my zone unixarea.de, where as I read such configurations
must be done, but I don't know how. Please share how you have fixed
this.

Thanks

	matthias
-- 
Matthias Apitz, ✉ guru at unixarea.de, http://www.unixarea.de/ +49-176-38902045
Public GnuPG key: http://www.unixarea.de/key.pub