acking Protection" data-content="The use of CSP's <code>frame-ancestors</code> directive offers fine-grained control over who can frame your site."></span></td>
                    </tr>
                    <tr>
                        <td class="title">Deny by default, using <code>default-src 'none'</code></td>
                        <td class="tablesaw-center" id="csp-analysis-defaultNone" aria-hidden="true"></td>
                        <td class="tablesaw-hideable tablesaw-center"><span data-octicon="i