MailScan for MDaemon

From Deerfield.com:

MailScan for MDaemon is a proven antivirus solution designed to protect against email viruses and block spam. Situated directly on the MDaemon� email server, rather than dispersed on each client computer, MailScan proactively secures the network by banning harmful email messages at the server.

MailScan for MDaemon� scans and cleans all viruses and worms on every component (e.g. HTML attachments, HTML scripts, S/Mime) in an email message. It also provides the utility to delete known malicious attachments like HAPPY99.EXE and EXPLOREZIP right at the Gateway/MDaemon� server level. Once detained, infected email is deleted, quarantined for further review, or forwarded to an administrator.
MailScan for MDaemon� users have the option to receive live antivirus updates from the Internet, via FTP. This antivirus solution automatically upgrades and reconfigures antivirus definitions. Updates can be accomplished with any proxy server and MailScan for MDaemon� completely automates all relevant updating tasks, requiring zero administrative efforts.