le</h2><ol><li>Remove the mesh-wide authentication policy.</li></ol><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl delete peerauthentication -n istio-system default
</code></pre><ol><li>Remove the test namespaces.</li></ol><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl delete ns foo bar legacy
Namespaces foo bar legacy deleted.
</code></pre><nav id=see-also><h2>See also</h2><div class=see-also><div class=entry><p class=link><a data-skipendnotes