Setup

# arch
paru -S openssh
sudo systemctl start sshd
sudo systemctl enable sshd

Usage

Generate Key

ssh-keygen -t ed25519 -C "user@machine"
  • comment can be anything, user and machine name is helpful
  • give file name and password or hit Enter to use defaults

Copy to server

ssh-copy-id -i ~/.ssh/id_ed25519 <ssh-server>