ttps://kubernetes.io/docs/concepts/workloads/pods/pod-overview/">Kubernetes</a> deployment of Istio.</p>'>pod</span>-to-pod or service-to-service communication at the network and application layers.</p><p>Refer to the <a href=/v1.9/docs/concepts/security/>Security concepts guide</a> for more details.</p><h3 id=observability>Observability</h3><p>Istio’s robust tracing, monitoring, and logging features give you deep insights into your service mesh deployment. Gain a real understanding of how service perform