Great Circle Associates List-Managers
(April 1997)
 

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Subject: Re: Malicious mass subscriptions
From: Morna Findlay <Morna . Findlay @ newcastle . ac . uk>
Date: Wed, 2 Apr 1997 09:05:46 +0100
To: Brent Chapman <Brent @ GreatCircle . COM>, list-managers-digest @ GreatCircle . COM
In-reply-to: <v03020904af66ed46468c@[198.102.244.97]>
References: <v03007808af66809ea3a7@[128.240.3.209]>

>Brent wrote
>

>We've had some success using a front-end filter for Majordomo that blocks
>incoming requess containing certain known-problem domains in the
>"Received:" lines.  Unfortunately, the code I'm using for this is something
>I slapped together in a hurry, and has a bunch of deficiencies, so I'm not
>willing to release it.  Future versions of Majordomo should have something
>like this built in, though.

Interesting. We;ve been thinking about blobking - or threaten to block -
mail from certain domains from which we get a lot of problems.

That of corse would affect the valid users from those domains.

Has anyone done this? I;d be *really* interested to know what other
list-managers think are the implications,

cheers

M






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