GitHub - boberx/postfix-content-filter: It is an simple content filter for Postfix MTA, implementing mail message interfacing with external content filters (SpamAssassin and ClamAV) to provide protection against spam, viruses and other malware
Postfix Master (Documentation) | PDF | Internet Protocol Based Network Software | Software Development
![How to Add Antivirus and Spam Protection to Postfix Mail Server with ClamAV and SpamAssassin - Part 3 How to Add Antivirus and Spam Protection to Postfix Mail Server with ClamAV and SpamAssassin - Part 3](https://www.tecmint.com/wp-content/uploads/2015/11/Integrate-Postfix-with-SpamAssassin.png)