see-also><h2>See also</h2><div class=see-also><div class=entry><p class=link><a data-skipendnotes=true href=/v1.18/blog/2019/trustworthy-jwt-sds/>Change in Secret Discovery Service in Istio 1.3</a></p><p class=desc>Taking advantage of Kubernetes trustworthy JWTs to issue certificates for workload instances more securely.</p></div><div class=entry><p class=link><a data-skipendnotes=true href=/v1.18/blog/2019/root-transition/>Extending Istio Self-Signed Root Certificate Lifetime</a></p><p class=desc>Learn how