ServerName example.com ServerAlias "example.com" UseCanonicalName on ProxyPreserveHost on ProxyPass / http://localhost:3000/ ErrorLog ${APACHE_LOG_DIR}/error.log CustomLog ${APACHE_LOG_DIR}/access.log combined SSLEngine on #Optional for SSL SSLCertificateFile /path/to/ssl/example.com.pem SSLCertificateKeyFile /path/to/ssl/example.com.key SSLProtocol +TLSv1.2 +TLSv1.3 #Optional can be removed Protocols h2 h2c #Optional can be removed