Describes how to configure Istio to direct traffic to external services through a dedicated gateway.| Istio
If you want to control traffic flow at the IP address or port level (OSI layer 3 or 4), NetworkPolicies allow you to specify rules for traffic flow within your cluster, and also between Pods and the outside world. Your cluster must use a network plugin that supports NetworkPolicy enforcement.| Kubernetes
Attacks involving egress traffic and requirements for egress traffic control.| Istio