https://nvds.be/tags/authentication/Recent content in Authentication on Nicolai Van der StormHugoen<a href="https://creativecommons.org/licenses/by-nc/4.0/" target="_blank" rel="noopener">CC BY-NC 4.0</a>Thu, 07 May 2026 11:08:13 +0200https://nvds.be/posts/bruno-auto-auth/Thu, 07 May 2026 10:54:35 +0200https://nvds.be/posts/bruno-auto-auth/<h1 id="seamless-auto-authentication-in-bruno-api-client">Seamless Auto-Authentication in Bruno API Client</h1> <p>When building and testing APIs, token expiry is an annoying but unavoidable reality. If your tokens expire mid-session, you&rsquo;re stuck manually re-logging in and re-running your requests. In this post I&rsquo;ll walk through how I set up fully automatic token refresh in <a href="https://www.usebruno.com/">Bruno</a> no manual intervention needed.</p> <h2 id="the-problem">The Problem</h2> <p>The naive approach to handling expired tokens is to catch 401 responses in a post-response script and retry the request. The issue? Bruno always displays the <strong>original</strong> response in the UI there&rsquo;s no way to replace it from a script. So even if your retry succeeds, you&rsquo;re staring at a 401.</p>