Install SquirrelMail

————— Update July 2017: SquirrelMail seems to have been abandoned by its developer. I’d strongly consider using Roundcube instead. ————— So now you have an Ubuntu 12.04 mail server set up with Postfix, Dovecot, virtual users, and a spam filtering system. But you have another problem: your IT department at work won’t let you add […]

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SpamAssassin on Ubuntu

——————–Note: This article pertains to Ubuntu 12, and it applies to versions of Ubuntu or Debian that use init rather than systemd. To install SpamAssassin on Ubuntu 15+, see the instructions here.——————– In our previous installment, we set up a Postfix and Dovecot mail server with virtual domains and users on Ubuntu 12.04. It works […]

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Ubuntu Email Server with Postfix, Dovecot, and MySQL

————— Update November 2021: Added instructions for using Dovecot and Postfix with Let’s Encrypt. Also adjusted Postfix config to block auth attempts over port 25. This setup will get you 90%+ on mail server security tests. ————— ————— Update November 2020: If you’re on Ubuntu 20.04, these instructions still mostly work as written. There is […]

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