ssh-keygen

Generate SSH keys used for authentication, password-less logins, and other things. More information: https://man.openbsd.org/ssh-keygen.

ssh-keygen

ssh-keygen -t ed25519 -a 32 -f ~/.ssh/filename

ssh-keygen -t rsa -b 4096 -C "comment|email"

ssh-keygen -R remote_host

ssh-keygen -l -E md5 -f ~/.ssh/filename

ssh-keygen -p -f ~/.ssh/filename

ssh-keygen -p -N "" -m PEM -f ~/.ssh/OpenSSH_private_key

ssh-keygen -y -f ~/.ssh/OpenSSH_private_key