How To Set Up SSH Keys via DigitalOcean
https://www.digitalocean.com/community/tutorials/how-to-set-up-ssh-keys–2
From ssh-keygen to ssh-copy-id and more…
ssh-keygen -t rsa ssh-copy-id targetuser@targethost.name
Puttygen on Linux – SSH Key Generator
https://www.ssh.com/ssh/putty/linux/puttygen
Puttygen for the Windows…
Please comment below, with anything that you feel I should add, or otherwise: