Copy Ssh Public Key

Copy content of SSH public key.

cat ~/.ssh/id_rsa.pub

or

sudo apt-get install xclipxclip -sel clip < ~/.ssh/id_rsa.pub

Copy/Install local public key to remote server

ssh-copy-id USERNAME@SERVER_IP

or

ssh-copy-id -i KEY_FILE_NAME ln-user@SERVER_IP

NOTE: ssh-copy-id

ssh-copy-id installs an SSH key on a server as an authorized key. Its purpose is to provision access without requiring a password for each login. This facilitates automated, passwordless logins and single sign-on using the SSH protocol.