Re: [exim] DKIM pubkey_dns_syntax

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Autor: Jeremy Harris
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A: exim-users
Assumpte: Re: [exim] DKIM pubkey_dns_syntax
On 04/12/17 11:28, Sebastian Nielsen via Exim-users wrote:
> I Think the cause of this is due to wildcards.
> To protect your domain from a crook who spoofs subdomains, you simply
> put a wildcard, so for example *.sebbe.eu is a SPF record.
> You can also extend this to *.*.sebbe,eu and so on. And if the
> wildcard matches, you will get a "spurious" SPF record with your DKIM
> lookup.
>
> So any record that doesn't start with "v=DKIM1" should Always be skipped!


Which is not what the DKIM RFC says. Therefore, you have set up
a non-useful DKIM installation.
--
Cheers,
Jeremy