https://docs.nikosa.net/Recent content in Nikosa documentation on NikosaHugoen-us© 2026 Nikosa · [nikosa.net](https://nikosa.net)https://docs.nikosa.net/creating-an-ssh-key/Mon, 01 Jan 0001 00:00:00 +0000https://docs.nikosa.net/creating-an-ssh-key/<h1 id="creating-an-ssh-key">Creating an SSH key<a class="anchor" href="#creating-an-ssh-key">#</a></h1> <p>An SSH key is a pair of files that lets you log in to a server without a password. You keep the private half secret and hand out the public half; the server uses the public key to recognise you. This guide covers generating a key, adding it to a server, and connecting.</p> <h2 id="generate-a-key">Generate a key<a class="anchor" href="#generate-a-key">#</a></h2> <p>On macOS or Linux, run <code>ssh-keygen</code>. We recommend the <code>ed25519</code> algorithm, which is fast, short, and secure:</p>