This secured version is fortified with Modsecurity WAF and incorporates additional protective measures. These added security features encompass Crowdsec IPS, UFW Host-Based Firewall, Unattended Upgrades, Quad9 DNS Security, Auditd Logging, and OpenSSL self-signed certificates. The Modsecurity WAF includes the core ruleset and OWASP rules, equipping your server with defenses against a wide spectrum of known web server threats. The fortified Nginx server can seamlessly function as a reverse proxy to safeguard your unencrypted applications. Simply adjust the port number in the Nginx configuration, and your website becomes more secure.