Signer name in the Kubernetes CSR Request, this feature allows Istio to integrate with custom Certificate Authorities using the Kubernetes CSR API interface. This does require the custom CA to implement a Kubernetes controller to watch the <code>CertificateSigningRequest</code> Resources and act on them.</p></li><li><p>Better multi-tenancy - By specifying a different cert-signer for different workloads, certificates for different tenant&rsquo;s workloads can be signed by different CAs.</p></li></ul><nav id=