security/cert-management/plugin-ca-cert/>documentation on how to do that</a>. If you do your certificate provisioning using a different tool, we can use that instead of the built-in CA.</p><h2 id=moving-forward>Moving forward</h2><p>At its heart, istiod is just a packaging and optimization change. It&rsquo;s built on the same code and API contracts as the separate components, and remains covered by our comprehensive test suite. This gives us confidence in making it the default in Istio 1.5. The service is n