Kubernetes Pods can freely communicate with each other by default. This poses a security risk when your cluster’s used for multiple applications or teams. Errant behavior or malicious access in one Pod could direct traffic to the other Pods in your cluster.
Securing Kubernetes Cluster Traffic With Pod Network Policies
Kubernetes Pods can freely communicate with each other by default. This poses a security risk when your cluster’s used for multiple applications or teams. Errant behavior or malicious access in one Pod could direct traffic to the other Pods in your cluster.