amavis-dkim: How to discard mail with no or invalid signature

[Maurizio Marini]

On Wed, 13 Jan 2016 12:01:52 +0100
"Gerhard Rappenecker" <G.Rappenecker at hs-offenburg.de> wrote:

> My intention is, to reject mail from outside with a faked sender adress
> of our own domain. In the past we were attacked by such mails to our
> mailinglists.
Hello Gerhard
I use spf with -all instead of ~all to do exactly what you want.
I do not received anymore spam with my domain in from address
I mean: @datalogica.com
-m
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