Re: Properly integrating clamAV into SpamAssassin

2009-05-04 Thread Matus UHLAR - fantomas
> Brent Kennedy wrote: > > I use ClamAV and SA too. My understanding is that you do not want to > > continue processing an email if it is already seen as a virus(saves > > processing time by the spam server). Keep in mind that some users > > also have their AV on another box. I also use the shor

Re: Properly integrating clamAV into SpamAssassin

2009-05-04 Thread Matus UHLAR - fantomas
> Matus UHLAR - fantomas wrote: > > I think that scanning for viruses is much faster and should be done > > first, preferrably oustide of SA. On 04.05.09 11:05, Adam Katz wrote: > Are you suggesting that ClamAV is faster by an order of magnitude that > exceeds the massively high ratio of non-virus

Re: Properly integrating clamAV into SpamAssassin

2009-05-04 Thread Adam Katz
Matus UHLAR - fantomas wrote: > I think that scanning for viruses is much faster and should be done > first, preferrably oustide of SA. Are you suggesting that ClamAV is faster by an order of magnitude that exceeds the massively high ratio of non-virus spam to non-spam viruses? It's simple math:

Re: Properly integrating clamAV into SpamAssassin

2009-05-04 Thread Henrik K
On Mon, May 04, 2009 at 10:41:44AM -0400, Jeff Mincy wrote: > > Feeding virus email into SpamAssassin Bayes seems like a bad idea to > me. The bayes tokens aren't going to be all that useful for catching > non virus spam. What happens when you receive a virus that isn't detected by any scan

Re: Properly integrating clamAV into SpamAssassin

2009-05-04 Thread Jeff Mincy
From: Adam Katz Date: Sun, 03 May 2009 18:47:21 -0400 I am under the impression that virus checking is *not* that much easier than a fully-loaded SA implementation, so therefore spam detection should run first. Counter-point: online lookups cost bandwidth and latency, virus de

Re: Properly integrating clamAV into SpamAssassin

2009-05-03 Thread Henrik K
On Sun, May 03, 2009 at 06:47:21PM -0400, Adam Katz wrote: > > I am under the impression that virus checking is *not* that much easier > than a fully-loaded SA implementation, so therefore spam detection > should run first. Counter-point: online lookups cost bandwidth and > latency, virus detect

Re: Properly integrating clamAV into SpamAssassin

2009-05-03 Thread Adam Katz
Brent Kennedy wrote: > I use ClamAV and SA too. My understanding is that you do not want to > continue processing an email if it is already seen as a virus(saves > processing time by the spam server). Keep in mind that some users > also have their AV on another box. I also use the short circuit

RE: Properly integrating clamAV into SpamAssassin

2009-05-03 Thread Brent Kennedy
s.com] Sent: Sunday, May 03, 2009 6:47 PM To: Spamassassin Mailing List Subject: Properly integrating clamAV into SpamAssassin This lengthy email (sorry) contains three sections: 1. Filtering order (spam, virus vs virus, spam vs spam+virus) 2. SA's use of ClamAV to retain the benefits

Properly integrating clamAV into SpamAssassin

2009-05-03 Thread Adam Katz
This lengthy email (sorry) contains three sections: 1. Filtering order (spam, virus vs virus, spam vs spam+virus) 2. SA's use of ClamAV to retain the benefits in #1 3. SA's use of short-circuiting to reduce frivolous scans The filtering order that I see recommended all the time is virus