rview" aria-label="Permalink to &quot;Overview&quot;">​</a></h2><p>When validating form data against its constraints, Brut provides assistance in two ways:</p><ul><li>Specifying constraint violations that only the server can evaluate.</li><li>Unifying the user experience for both client-side and server-side constraint violations.</li></ul><h3 id="specifying-constraints" tabindex="-1">Specifying Constraints <a class="header-anchor" href="#specifying-constraints" aria-label="Permalink to &quot;Specifying Co