Essentials: – Initial setup of Ubuntu 22.04 Fail2ban: – sudo apt-get install fail2ban Disable journal logs:Sometimes, if your VPS has problems, journal logs could occupy whole disk space (95%+).– se.com/how-to-clear-journalctl–(Continue Reading)
Don’t miss any of the following concepts, otherwise you can’t reach the overall goal of having a secure computer. Most people use & memorize passwords in mind, however, that is
If you have just setup VPS (i.e ubuntu 20.04 or any) and want to add new user with its own SSH key, then do: username=myuser adduser $username usermod -aG sudo