BarricadeMX SMTPF 2.3 Release Notes (May 2010) With the release of smtpf 2.3, comes many improvements. To read the full Notice, please click here.   Notice:  ClamAv May Need to be Updated (April 2010) Starting from 15 April 2010, ClamAV will contain a special signature which disables all clamd installations older than 0.95 – that is to say older than 1 year. To read the full Notice, please click here.