Thanks Wietse, yes it is clear in your doc, but both messages go through
filter?? despite what the MAIL FROM is?
Thanks,
Pedro.
On Tuesday, December 26, 2023 at 03:34:34 PM GMT+1, Wietse Venema via
Postfix-users <postfix-users@postfix.org> wrote:
Pedro David Marco via Postfix-users:
> To my understanding, the Smuggled email contains SMTP data plus
> headers, plus body... , so what is the problem if filters check
> them as well?
The problem is that Postfix receives TWO messages.
https://www.postfix.org/smtp-smuggling.html#impact
Wietse
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