Requirements . UFW . Fail2Ban How to use curl -LO https://raw.githubusercontent.com/Michael-Sebero/Hardening-Script/hardening-script.sh sudo sh hardening-script.sh What this script references https://github.com/ChrisTitusTech/secure-linux https://github.com/cyphernix/arch-enemy https://github.com/anti-ddos/Anti-DDOS