virtual users, mailer daemon send mails to non existant recipient and dovecot store it
Tanstaafl
tanstaafl at libertytrek.org
Wed Aug 24 12:08:59 UTC 2016
On 8/23/2016 11:57 AM, Sam <sr42354 at gmail.com> wrote:
> The problem is that the sender of the spam as something like
> voicemail at ourdomain.fr ( the user voicemail doesn't exist in our database )
>
> And sometimes dovecot create the directory and store the reply 's mail...
1. Don't accept mail for non-existent (invalid) users
2. Don't accept mail from domains that you control that don't originate
from your smtp server(s)
Problem solved.
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