Clamassassin is a simple virus filter wrapper for ClamAV for use in procmail
filters and similiar applications. Clamassassin's interface is similiar to
that of spamassassin, making it easy to implement for those familiar with
that tool. Clamassassin is designed with an emphasis on security, robustness
and simplicity.

WWW: http://drivel.com/clamassassin/