https://blog.marcjestin.fr/en/tags/debian/Recent content in Debian on Marc JESTIN's BlogHugo -- gohugo.ioen© 2026Sat, 09 May 2026 00:00:00 +0000https://blog.marcjestin.fr/en/posts/preventing-sleep-and-suspension-on-a-debian-server/Sat, 09 May 2026 00:00:00 +0000https://blog.marcjestin.fr/en/posts/preventing-sleep-and-suspension-on-a-debian-server/<p>Hello,</p> <p>A server must be available 24 hours a day and obviously should not go to sleep, especially if we don&rsquo;t have the tools to &ldquo;wake it up.&rdquo;</p> <p>By default, or following the installation of certain packages, a <code>Debian</code> distribution may retain power-saving settings. The result: our machine &ldquo;falls asleep&rdquo; after a period of inactivity, and we can no longer access it remotely. <sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup></p> <p>This is particularly true for systems installed in a <code>Desktop</code> version (i.e., with a desktop manager like <code>GNOME</code> or others).</p>https://blog.marcjestin.fr/en/posts/how-to-disable-sudo-in-debian/Fri, 08 May 2026 00:00:00 +0000https://blog.marcjestin.fr/en/posts/how-to-disable-sudo-in-debian/<p>Hello,</p> <h2 class="relative group">Security Best Practices <div id="security-best-practices" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#security-best-practices" aria-label="Anchor">#</a> </span> </h2> <p>A secure machine is one where just anyone cannot do just anything.</p> <p>A secure machine requires logging into an account with elevated <code>privileges</code> to perform administrative tasks.</p> <p>This can be the <code>root</code> account itself or other specific accounts, but <strong>it should not be just any user account, even if it belongs to the owner of the machine</strong>.</p>https://blog.marcjestin.fr/en/posts/how-to-remove-sudo-privileges-from-a-user-in-debian/Fri, 08 May 2026 00:00:00 +0000https://blog.marcjestin.fr/en/posts/how-to-remove-sudo-privileges-from-a-user-in-debian/<p>Hello,</p> <h2 class="relative group">Security Best Practices <div id="security-best-practices" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#security-best-practices" aria-label="Anchor">#</a> </span> </h2> <p>A secure machine is one where just anyone cannot do just anything.</p> <p>A secure machine requires logging into an account with elevated <code>privileges</code> to perform administrative tasks.</p> <p>This can be the <code>root</code> account itself or other specific accounts, but <strong>it should not be just any user account, even if it belongs to the owner of the machine</strong>.</p>