[Mailman-Users] Help (tracing spam)

[John W. Baxter]

On 7/20/2004 7:13, "Mark Sapiro" <msapiro at value.net> wrote:

> uhud wrote:
>> 
>> I have newly installed mailman and for privacy reasons decided to hide
>> members 
>> (senders) email addresses when they send a message to the list.
>> 
>> My question is, suppose now a member spams the list, is there a way I can
>> find 
>> out which member it is?
> 
> The Received: headers should give a clue. They contain the names and/or
> IP addresses of the machine that originated the mail and the servers
> it passed through.

And, of course, potentially forged Received: headers for machines which
never touched the message.  This is part of what makes reading Received:
headers "fun."

  --John