kyverno/samples/best_practices/disallow_hostpid_hostipc.yaml

apiVersion: kyverno.io/v1alpha1
kind: ClusterPolicy
metadata:
  name: validate-hostpid-hostipc
  annotations:
    policies.kyverno.io/category: Security
    policies.kyverno.io/description: Deny visibility of process on the host via hostPID, disable a process to communicate with processes on the host via hostIPC
spec:
  rules:
  - name: validate-hostpid-hostipc
    match:
      resources:
        kinds:
        - Pod
    validate:
      message: "Disallow use of host's pid namespace and host's ipc namespace"
      pattern:
        spec:
          (hostPID): "!true"
          hostIPC: false