gOCR SpamAssassin plugin

Julian Field mailscanner at ecs.soton.ac.uk
Thu Aug 10 22:33:10 IST 2006


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The solution to this that I have just deployed here is "greylisting". I 
have set the delay time to 10 minutes, and the whitelist-remember time 
to 32 days. No-one notices the 10 minutes delay on the first email in a 
conversation, and 32 days means that the monthly email reminder messages 
from mailing lists are whitelisted.

My users are *really* fussy, and I ran a trial of greylisting for a week 
with a few selected users who opted in to the trial. I purposely didn't 
tell them what I was changing so I could run a proper blind test. Not 
one of them noticed the 10 minute delay time. So I have just deployed it 
out to all 2000 users I have, and there have been no complaints at all.

It has got rid of the single-image stock adverts completely.
:-)


Daniel Maher wrote:
> I've noticed that a lot of the image spam uses bitmap (.bmp) images.  Unfortunately, that SARE plugin appears to handle gif, png, and jpg images only.  Does anybody know of a plugin that will recognise bmp's as well?
> 
> --
>   _
>  °v°  Daniel Maher
> /(_)\ Administrateur Système Unix
>  ^ ^  Unix System Administrator
>  
> Sentio aliquos togatos contra me conspirare.
>> -----Original Message-----
>> From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-
>> bounces at lists.mailscanner.info] On Behalf Of Michele Neylon::
>> Blacknight.ie
>> Sent: August 7, 2006 9:53 AM
>> To: MailScanner discussion
>> Subject: Re: gOCR SpamAssassin plugin
>>
>> The one that Dallas posted on the SA users group seems to work well:
>>
>> http://www.rulesemporium.com/plugins.htm#imageinfo
>>
>> --
>> Mr Michele Neylon
>> Blacknight Solutions
>> Quality Business Hosting & Colocation
>> http://www.blacknight.ie/
>> Tel. 1850 927 280
>> Intl. +353 (0) 59  9183072
>> Direct Dial: +353 (0)59 9183090
>> Fax. +353 (0) 59  9164239
>> --
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>>
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- -- 
Julian Field
www.MailScanner.info
Buy the MailScanner book at www.MailScanner.info/store

MailScanner customisation, or any advanced system administration help?
Contact me at Jules at MailScanner.biz

PGP footprint: EE81 D763 3DB0 0BFD E1DC 7222 11F6 5947 1415 B654
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