1. Update your OS
  2. SSH Key
  3. SSH Port
  4. Setup the UFW (Uncomplicated Firewall)
  5. Canonical Livepatch Service
  6. Fail2ban

Update your OS

  1. Resynchronize the package index files and install the newest versions of all packages currently installed on the Ubuntu system…

Martin

Community admin of the telegram KILT Unofficial and KILT Unofficial Germany channel. Also owning https://kilt-germany-unofficial.medium.com/ for translations.

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