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email:mailscanner [2025/06/16 08:22] – willyemail:mailscanner [2025/07/24 14:00] (current) – willy
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 ====== N) Mail Scanner ====== ====== N) Mail Scanner ======
 +
 +**Note:** this page is a work in progress (abandoned at this time) and only a general guideline, as i choose not to install any antivirus or spam scanning tools at the moment.
  
 [[https://www.mailscanner.info|MailScanner]] is a tool that integrates your mail server (MTA = Postfix) with antivirus scanners and Spam Assassin. [[https://www.mailscanner.info|MailScanner]] is a tool that integrates your mail server (MTA = Postfix) with antivirus scanners and Spam Assassin.
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 cd MailScanner-xxx cd MailScanner-xxx
 ./install.sh ./install.sh
 +ln -s /usr/lib/MailScanner/init/msmilter-init /etc/init.d/
 +rc-update add msmilter-init default
 </code> </code>
  
-follow instructions and answer the various questions+follow instructions and answer the various questions. 
 + 
 +MailScanner setup, see [[https://www.mailscanner.info/postfix/|here]]. 
 +/etc/MailScanner.conf: 
 +<code> 
 +Run As User = postfix 
 +Run As Group = postfix 
 +Incoming Queue Dir = /var/spool/MailScanner/milterin 
 +Outgoing Queue Dir = /var/spool/MailScanner/milterout 
 +MTA = msmail 
 +MSMail Queue Type = short 
 +MSMail Delivery Method = QMQP 
 +MSMail Socket Type = inet 
 +MSMail Socket Dir = /var/spool/postfix/public/qmqp 
 +MSMail Relay Port = 628 
 +MSMail Relay Address = 127.0.0.1 
 +</code> 
 + 
 +/etc/default: 
 +<code> 
 +run_mailscanner=1 
 +</code> 
 + 
 +Postfix setup. 
 +main.cf: 
 +<code> 
 +# MailScanner milter 
 +#smtpd_milters = inet:127.0.0.1:33333 
 +# MailScanner milter may use QMQP for delivery 
 +qmqpd_authorized_clients = 127.0.0.1 
 +</code> 
 +master.cf: 
 +<code> 
 +628       inet  n       -       n       -       -       qmqpd 
 +</code> 
 + 
 + 
 +====== Install MailWatch ====== 
 + 
 +[[https://mailwatch.org/|here]].  
 + 
 +Follow docs [[https://docs.mailwatch.org/install/installing.html|here]]. 
 + 
 +/etc/MailScanner/MailScanner.conf: 
 +<code> 
 +Always Looked Up Last = &MailWatchLogging 
 +Detailed Spam Report = yes 
 +Quarantine Whole Message = yes 
 +Quarantine Whole Messages As Queue Files = no 
 +Include Scores In SpamAssassin Report = yes 
 +Quarantine User = root 
 +Quarantine Group = apache (this should be the same group as your web server) 
 +Quarantine Permissions = 0660 
 +</code> 
 + 
 +Set queues permissions: 
 +<code bash> 
 +usermod -a -G postfix apache 
 +chmod g+rx /var/spool/postfix/hold 
 +chmod g+rx /var/spool/postfix/incoming/ 
 +chgrp postfix /var/spool/postfix/incoming 
 +chgrp postfix /var/spool/postfix/hold 
 +</code> 
 + 
 +