linux-kernel - Re: Spam, bogofilter, etc

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Date:	Mon, 02 Oct 2006 11:21:25 -0400
From:	Lee Revell <rlrevell@...-job.com>
To:	Matti Aarnio <matti.aarnio@...iler.org>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Spam, bogofilter, etc

On Mon, 2006-10-02 at 13:03 +0300, Matti Aarnio wrote:
> I do think that Markov Chains combined with Bayes Statistics 
> might do a wee bit better.  (Except with very short emails.)
> However all that these things are able to do is essentially
> grow the key database when spammers are producing new mutated
> (mis-spelled) texts by mixing in spaces, punctuations, and even
> occasional characters.
> 
> For recognizing those pill merchants one needs complex software
> to read the site at the URL, and to read texts out of the IMAGES
> at the site.  Captcha to get thru spam filters...
> 

Could a heuristic be added to reject messages with wildly incorrect
dates?  I notice that the last 5-10 messages in my LKML folder every
morning are spam with a date that's ~24 hours in the future.

Lee

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