CrossNodes: Feed Your Virus Worries to a Clam

“Last week, we looked at how to set up SpamAssassin with
Postfix, as part of a lean, mean, spam-killing gateway machine.
This week we’ll add an anti-virus scanner to our bubbling brew.

“Prerequisites: a nice Postfix server already running and
working smoothly. Then add Amavisd-new and ClamAV, and you’re in
business.

“You need Amavisd-new, because Postfix does not directly support
anti-virus scanners. Amavisd-new acts as a SMTP proxy: Postfix
hands incoming mail to Amavisd-new. Amavisd-new then stuffs it
through ClamAV, then hands off whatever messages remain after
processing to Postfix for final delivery. Amavisd-new supports
several AV scanners, you don’t have to use ClamAV. I just like the
name. Plus it’s GPL, and it works very well…”

Complete
Story