Kees Theunissen spake the following on 1/16/2007 2:49 PM: > On Tue, 16 Jan 2007, John Rudd wrote: > >> 3) MIMEDefang lets you specify the order of checks. With MailScanner, you >> HAVE to do SpamAssassin first, and Virus Scanning last. That means you're >> running the very CPU expensive SpamAssassin checks on viruses. With >> MIMEDefang you can set the order just by re-arranging code in your >> mimedefang-filter. > > I'm scanning first for viruses with clamav. After that I use the > expensive SpamAssassin checks only on non virus mails. > That's the order you prefere. > I'm not sure that this is cheaper. > I estimate roughly that I receive about 100 times more spam than > viruses. That means that I'm scanning about 100 spam mails (that > could already have been detected by SpamAssassin, and that still > have to be checked by SpamAssassin anyway) for viruses just to > block a single virus. This 100 to 1 ratio is also expensive. > > Regards, > > Kees. > I agree with you. I have way more spam than viruses. And most of the "viruses" I see lately are phishing attempts caught by clamav.
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