Install an SSH Public Key on a Server from Linux, macOS, or Windows
Password prompts on every SSH connection get old quickly. Public-key authentication fixes that, but first the server needs your public key in the right place. On Linux, ssh-copy-id handles the common case. On macOS and Windows, you may need to install or use an alternative. Before copying a key You need a key pair and a way to log in to the server already, such as a password or another working…
Installing an SSH public key on a server from Linux, macOS, or Windows involves generating a key pair, copying the public key to the server, and adding it to the authorized_keys file. Linux users can use the ssh-copy-id command, while macOS users may need to install the ssh-copy-id helper or use manual commands. Windows users can use PowerShell to pipe the public key to the server.
It is crucial to only install the public key and avoid copying the private key to the server. Proper permissions must be set on the server side for the authorized_keys file.
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