Qmail
[Top] [All Lists]

Re: Qmail and Bounce Message Spamming

To: Scott Dudley <scott@sdudley.com>
Subject: Re: Qmail and Bounce Message Spamming
From: Scott Gifford <sgifford@suspectclass.com>
Date: Sun, 01 Apr 2007 23:36:52 -0400
Cc: qmail@list.cr.yp.to
Delivered-to: sp-com-lists@consult.net
Delivered-to: gmail-qmail@securepoint.com
Delivered-to: sp.com.list@gmail.com
Delivered-to: mailing list qmail@list.cr.yp.to
In-reply-to: <46106596.90105@sdudley.com> (Scott Dudley's message of "Sun, 01 Apr 2007 19:08:22 -0700")
Mailing-list: contact qmail-help@list.cr.yp.to; run by ezmlm
References: <46106596.90105@sdudley.com>
User-agent: Gnus/5.1006 (Gnus v5.10.6) Emacs/21.2 (gnu/linux)
Scott Dudley <scott@sdudley.com> writes:

[...]

> one thing that I continue to see that troubles me is qmail-smtp
> accepting messages with an empty envelope sender as long as the
> recipient is a valid local user:

Error messages come with an empty envelope sender, and accepting these
messages is required by the SMTP RFCs, IIRC.  Otherwise it would be
impossible for your users to get bounce messages.

Hope this helps,

----Scott.

<Prev in Thread] Current Thread [Next in Thread>