 mechanism used to secure communication between a
web browser and a web server. TLS is applied to the communication with external services to verify the identity of the
external server and to encrypt the traffic.</p><h2 id=conclusion>Conclusion</h2><p>In this blog post I demonstrated how microservices in an Istio service mesh can consume external web services by
HTTPS. By default, Istio blocks all the traffic to the hosts outside the cluster. To enable such traffic, mesh-external
service entries must be cre