GitHub - SchoolOfFreelancing/Ubuntu-Server-Hardening: Ubuntu server hardening standards for defending ubuntu Linux systems and data against Cyberattacks. The best security measures GitHub repository based on CIS Benchmark.
GitHub - Alfavio/Automated-securing-of-Linux-web-server: This is a hardening script to configure and harden Linux Ubuntu Servers after a clean installation.
![Hardening your Ubuntu Server (Ubuntu 20.04) The Complete Guide: (Ubuntu 20.04) The Complete Guide: de Oliveira, Renato, Bowden, Adriana: 9798779506502: Amazon.com: Books Hardening your Ubuntu Server (Ubuntu 20.04) The Complete Guide: (Ubuntu 20.04) The Complete Guide: de Oliveira, Renato, Bowden, Adriana: 9798779506502: Amazon.com: Books](https://m.media-amazon.com/images/I/61ODgU8GItL._AC_UF1000,1000_QL80_.jpg)