Re: [exim] Sender verification

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Author: David Woodhouse
Date:  
To: Wolfgang Hennerbichler
CC: exim-users
Subject: Re: [exim] Sender verification
On Fri, 2007-08-31 at 13:11 +0200, Wolfgang Hennerbichler wrote:
> Revised... Those illegal spam-messages don't come in as UTF8.


That makes more sense.

> The ACL now rejects all german "Umlaute" (lower and upper case) and
> those that countain c3 in UTF8:
>
>    deny    message = No umlaute allowed!
>            senders = ^.*\\xc3 : ^.*\\374 : ^.*\\366 : ^.*\\344 : ^.*\ 
> \326 : ^.*\\304 : ^.*\\334

>
> (I know I could do it in one regex and the regex sucks... This way
> it's more obvious to other users who are administrating the
> mailserver)


You could reject anything in the range \x80 - \xff -- and Exim _really_
ought to be doing that already.

--
dwmw2