Re: [Dovecot] Are host names a secret?

Le 17 juil. 09 à 00:45, Ralph Seichter a écrit :

Axel Luttgens wrote:

...

[...] What shouldn't be allowed wrt RFC rules, unless I'm wrong: at any
time, the user should be able to trace the path of a received message (an
SMTP server MUST add a Received header, never remove or modify such a
header).

Stripping "Received" headers at an outbound SMTP gateway to obscure internal server infrastructure is a common practice, and there is nothing wrong about it.

You're right, of course. I was too focused on "regular" headers,
without thinking about those headers that may be internally produced
by an infrastructure.

Thanks, Axel