From owner-freebsd-questions@FreeBSD.ORG Thu Dec 13 21:35:30 2007 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 264A316A526 for ; Thu, 13 Dec 2007 21:35:30 +0000 (UTC) (envelope-from netslists@gmail.com) Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.251]) by mx1.freebsd.org (Postfix) with ESMTP id C1EF313C46E for ; Thu, 13 Dec 2007 21:35:29 +0000 (UTC) (envelope-from netslists@gmail.com) Received: by an-out-0708.google.com with SMTP id c14so276191anc.13 for ; Thu, 13 Dec 2007 13:35:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; bh=iwPlBiRUdXpJ7W7pEK53Cs5ZUN7d1iBG78J7AHny728=; b=qYLMBqqYF8H3IjuT10daaXF2d4mAw3e3+XlXn6J/j29XNgo5OZH3aiIVndNdI3K71ChDfeJAx5BtitMwnN04VqyZgTZ+hhow5UsKRzWRHiwMfJPVThVgZSjj+XRXD8DIHc2uobkalXS5LkempkEpRffJDR9BFk/U6+EbuDNLGQA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=IhEx3gzkS9bImncspzujlaJnyq2mhY2qPOI3uVEYzaEcZKvcBAXN9hSLOO899pBhFKBPzVY/7McGHL4sz7ChPgADRWJyZOqGe6fzTFB+c3Ca8d6eKny2Wx2IFZlbz+PovjrvI/gft5hSbWFta7MCljsxjynjv0uq/OgrEmQ4POg= Received: by 10.100.112.6 with SMTP id k6mr5106324anc.110.1197581728505; Thu, 13 Dec 2007 13:35:28 -0800 (PST) Received: from ?192.168.12.8? ( [97.101.40.241]) by mx.google.com with ESMTPS id z26sm3020975ele.2007.12.13.13.35.25 (version=SSLv3 cipher=RC4-MD5); Thu, 13 Dec 2007 13:35:27 -0800 (PST) Message-ID: <4761A597.8060901@gmail.com> Date: Thu, 13 Dec 2007 16:35:19 -0500 From: Sten Daniel Soersdal User-Agent: Thunderbird 2.0.0.9 (Windows/20071031) MIME-Version: 1.0 To: Rudy References: <476086E2.5030402@gmail.com> <4760CFC3.7060904@ibctech.ca> <4760D5C8.2010804@monkeybrains.net> In-Reply-To: <4760D5C8.2010804@monkeybrains.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Steve Bertrand , Kurt Buff , freebsd-questions Subject: Re: (postfix) SPAM filter? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Dec 2007 21:35:30 -0000 Rudy wrote: > Steve Bertrand wrote: >>>> * Once it is setup then it would require no additional maintenance. >>>> * Potential spam messages are marked with a special header that can be >>>> filtered on user discretion on their local mail client software. >> >>> Yes, one recommendation for sure. Give up on your first goal. It'll >>> never happen, because fighting spam is an arms race, with new tactics >>> needing to be adopted. >> >> Amen (or Ahem, or what BSDie would say). There will *ALWAYS* be >> maintenance. If you are not developing new regexs and/or solutions to >> fight the daily produced techniques that make up SPAM, then you are >> implementing them. > > I have found spam assassin with nightly updates of the helpful (there > are other people developing new regexs daily). > > 48 5 * * * /usr/local/bin/sa-update --channel updates.spamassassin.org > && /usr/local/etc/rc.d/sa-spamd restart > > There are other channels you can subscribe to. > > Another super helpful bocker is to block all inbound connections from > IPs without reverse DNS. Don't forget to virus check your email while > you are at it -- there are several packages (clamav is one). And > finally, a couple of RBLs added into the mix are helpful. Awesome, i didn't see the subscriptions on their website. This is exactly what i need. -- Sten Daniel Soersdal