Posted inCentos
Setting Up Dovecot + Postfix on CentOS Stream 9: Secure IMAP/POP3 Mail Server with SSL/TLS and SELinux
A complete guide to building a mail server on CentOS Stream 9 with Dovecot and Postfix — supporting IMAP/POP3, SASL authentication, SSL/TLS, and SELinux enforcing. Covers approach comparisons, trade-off analysis, and troubleshooting the most common issues including proper SELinux configuration.