nection between the <code>ext-authz</code> filter and the
sample <code>ext-authz</code> server because the source principal is populated with the value <code>spiffe://cluster.local/ns/foo/sa/sleep</code>.</p><p>You can now apply another authorization policy for the sample <code>ext-authz</code> server to control who is allowed to access it.</p></li></ol><h2 id=clean-up>Clean up</h2><ol><li><p>Remove the namespace <code>foo</code> from your configuration:</p><pre><code class=language-bash data-expandlinks=tr