[Nottingham] Tux Games Antispam - Your message is being held

Andy Smith andy at lug.org.uk
Mon Dec 10 11:53:17 GMT 2007

Hi Michael,

On Mon, Dec 10, 2007 at 11:43:44AM +0000, Michael Leuty wrote:
> Getting back to the original topic, I don't understand why the
> antispam message from Michael (Simms) begins "Thank you for emailing
> mike at leuty.net." and purports to come from "Tux Games Antispam System
> <mike at leuty.net>".

The basic SMTP protocol has no means to check that the From: address
really belongs to the entity sending the email.  Anyone can send
emails to anyone else bearing your name and/or email address.  In
this case some broken software.

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