Create and use SSH keys
August 14, 2026•487 words
SSH keys are a great authentication method using public-key cryptography for authentication. I use SSH keys mostly to remote login on other computer systems and authenticate myself on GIT services like GitHub, GitLab or bitbucket.
Last edits:
(August 14, 2026): Added note about ssh-copy-id to easily copy public ssh keys to a remote server.
Create SSH keys
Create your own SSH key, like this:
ssh-keygen -t ed25519 -o -a 100
This will generate a ED25519 key, which is a rather new EdDSA schem...
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