Great Circle Associates Majordomo-Users
(December 2000)
 

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Subject: Re: Digesting
From: Sean Porterfield <sporter @ bestdist . com>
Organization: Best Distributing Co.
Date: Thu, 21 Dec 2000 14:27:21 -0500
To: Mike Oliver <Mike . Oliver @ eng . sun . com>
Cc: ryan @ rhinointernet . com, majordomo-users @ GreatCircle . COM
References: <200012202053.MAA19554@mpk07.Eng.Sun.COM>

Mike Oliver wrote:

<snip>

> BTW, using "predictable" outbound alias names like list-outgoing is a
> bit of a security risk; people who send directly to that alias will
> bypass any checks you've configured through 'resend'.  No biggy if
> these lists are hosted on an internal machine unreachable from the
> outside world, but a possible spam facilitator if that alias is
> reachable from the outside world.

Actually, if you add an entry to virtusertable you can prevent outside
access to that alias.

list-outgoing@mydomain.com	error:nouser User unknown



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