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Re: Fwd: OT: man in the middle attack ?



On Tue, 2012-08-21 at 14:13 -0600, Bob Proulx wrote:
> Lisi wrote:
> > lina wrote:
> > > Chris wrote:
> > > > Anyone else getting this?
> > > I got one before.
> > > > From: "debian-user" <joe1assistly@gmail.com>
> > 
> > Oh dear!  Now someone else has quoted it.
> 
> This isn't spam to the mailing list.  This is spam from a subscriber
> to the original posters.  So it doesn't matter if you quote it or
> not.  It won't affect the mailing list spam filters.  Although it may
> affect individual's spam filters.  However anyone wanting to block the
> joe1assistly bad robot messages can do so more accurately using the
> message-id headers.
> 
> Normal mailing list mail goes like this:
> 
>   sender -> mailing list -> many recipients, including newsgroups
> 
> The joe1assistly bad robot is one of the recipients.  It then does
> this:
> 
>   sender -> mailing list -> many recipients, including newsgroups
>   joe1assistly -> sender
> 
> Mail from joe1assistly never hits the mailing list.  There isn't
> anything the mailing list can do to block the return spam.  The only
> thing that can be done is to find the recipient and unsubscribe them.
> However there was discussion on one of the Cygwin lists that perhaps
> due to the difficulty in locating a subscriber that perhaps
> joe1assistly was scraping the messages from a newsgroup and was
> therefore not subscribed.  In which case it would be more difficult to
> defeat.
> 
> The joe1assistly bad robot has been coming and going for some months
> now not just from the debian-user mailing list but also from some
> others such as the Cygwin lists too.
> 
> Bob

Thank you for the explanation Bob.


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