https://jonwin.se/tags/fido2/ Recent content in Fido2 on jonwin.se https://jonwin.se/round_logo.png https://jonwin.se/round_logo.png Hugo en-us Tue, 28 Apr 2026 19:50:19 +0200 https://jonwin.se/posts/fido2-fde/ Tue, 28 Apr 2026 19:49:48 +0200 https://jonwin.se/posts/fido2-fde/ <p>This article describes how to use YubiKeys for FIDO2-based Full Disk Encryption (FDE) on NixOS. The keys can be used as single-factor authentication devices or in combination with a pin.</p> <blockquote> <p>Throughout this guide, names surrounded by <code>&lt; &gt;</code> characters are used as placeholders, replace them with the appropriate values.</p></blockquote> <hr> <h2 id="preparations">Preparations</h2> <h3 id="installer">Installer</h3> <ol> <li> <p>Get a <a href="https://nixos.org/download/#nixos-iso">minimal ISO image</a> and boot it.</p> </li> <li> <p>Switch to the root user.</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-sh" data-lang="sh"><span class="line"><span class="cl">sudo -i </span></span></code></pre></div></li> <li> <p>Optionally, change the keyboard layout.</p>