Spam tagging ?
James McDonald
james
Wed Aug 23 15:51:10 PDT 2006
> On Wednesday 23 August 2006 10:35, Chong Yu Meng wrote:
>> Hi all,
>>
>> My wife's company has a integrated firewall/antivirus/antispam appliance
>> that tags messages that it considers to be spam and delivers it to the
>> user mailbox. This gives the user the opportunity to review it, instead
>> of automatically deleting it.
>>
>> I think that's a good idea and since I have almost completed my dry run
>> and documentation for a new mail server, I was wondering if there is
>> something equivalent in spamassassin or some other open source project.
>>
>> Is it a configuration option in spamassassin?
>>
>> Thanks in advance!
>
> I use Amavis (http://www.amavis.org/) which uses whatever virus checking
> and
> spam filtering facilities you have available. I use ClamAV
> (http://www.clamav.net/) and spamassassin
> (http://spamassassin.apache.org/)
> which are somewhat simple to configure within Amavis. In my setup, mail
> is
> untagged under the minimum threshold, mail is tagged up to the max
> threshold
> but delivered still, and then anything about that is discarded. I haven't
> seen any false-positives above "10" so we do discard some obviously spammy
> messages. Current settings throw out probably 90% of spam, 8-9% are
> tagged
> as spam but delivered to the user just in case, maybe a couple percent are
> not caught.
>
Ditto,
I am using postfix+amavis-new+clamav+spamassassin+dovecot+squirrelmail as
my email tool chain.
Setting it all up can take an extensive amount of google time to get the
everything correct. I found the configuration easier on Fedora Core 4 then
it has been on Ubuntu because there seems to be more documentation on the
web for FC. And the Ubuntu help forums are a little busy saying "Ubuntu
Rocks" to get into the deeper admin side of things (there are debian faqs
available though - same same but different)
In the configuration I use the postfix server recieves and sends emails to
the amavis-new process running on a high port number which then handles
the passoff of the email to the other spam/virus scanners. The amavis-new
configuration settings allow for setting up the policy of TAG & PASS or
delete or quarantine.
I still haven't been able to set up procmail for delivering into the
virtual domain setup I use to give me server based mail sorting... But
it's more of a lack of understanding of how it all goes together.
--
James McDonald
Telarah NSW Australia
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