In
<a90e503c23f97441b05ee302853b0e628c14fee...@fspas01ev010.fspa.myntet.se>,
on 04/09/2013
   at 02:39 PM, Thomas Berg <[email protected]> said:

>AFAIK, You can't rely on *anything* in the mail or headers to
>identify the original submitter/sender.  Of course, you could see
>reliable (I think) from where the mail was redirected immediately
>before your mailbox (that would be your mail provider) but the rest
>is totally spoofable. 

The Received header fields inserted by your peovider are not
spoofable, but you do have to understand SMTP enough to identify them.
After those, spoofing is easy.

-- 
     Shmuel (Seymour J.) Metz, SysProg and JOAT
     Atid/2        <http://patriot.net/~shmuel>
We don't care. We don't have to care, we're Congress.
(S877: The Shut up and Eat Your spam act of 2003)

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