🚀 go-pugleaf

Clive D.W. Feather <URL:mailto:clive@on-the-train.demon.co.uk> wrote:
> 
> (1) The POP3 server will add a separate Received: line after the Return-
> Path: and before the first Received: line that an SMTP download would
> see. The primary purpose of this line is to contain the envelope-to
> address.

Excellent, I can scrap some kludges to check for it in all the
other Received: lines for non-Demon users :)
> 
> (2) The *ENV command will start generating output with more than 4
> lines. Provisionally, the extra data will be:
>   Line 5: IP address of the host or relay passing the message to Demon
>   Line 6: the HELO argument from that host or relay

Any chance that 5 can include the hostname as well as the address?
Then some simple cross-validation of lines 5 and 6 (and the envelope
from that you already provide with *ENV) will probably show up a
lot of UCE.

-- 
<URL:http://www.pierrot.co.uk/>                                     Team AMIGA
Render unto Caesar if line 54 is larger than line 62.