Backscatter & challenge response
P.G.M.Peters at utwente.nl
Tue Apr 15 12:08:57 IST 2008
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Hugo van der Kooij wrote on 15-4-2008 7:04:
> Devon Harding wrote:
> | I agree totally. I bounce any mail from a known 'challenge response'
> | user. The entire concept of 'challenge response' is flawed and a huge
> | waste of time and bandwidth.
> | What has everyone been doing to stop these?
> I can just speak for myself. But I found the following line in header
> checks took care of one of them:
> # No dirty autoresponders
> /^X-ChoiceMail-Registration-Request/ REJECT We are not buying into
> your ChoiceMail crap
I reply to the message. They claim it is coming from me. I don't send
out spam so it can't be spam. Perhaps it is something I send through a
mailinglist. I don't know. So I make sure they get whatever their
systems has blocked.
Peter Peters, Teamleider Unix/Linux-Beheer
Universiteit Twente, Postbus 217, 7500 AE Enschede
Telefoon 053 489 2301, Fax 053 489 2383,
P.G.M.Peters at utwente.nl, http://www.utwente.nl/icts
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