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kyverno/samples/DisallowHelmTiller.md

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2019-11-03 18:19:06 -08:00
# Disallow Helm Tiller
Tiller has known security challenges. It requires adminstrative privileges and acts as a shared resource accessible to any authenticated user. Tiller can lead to privilge escalation as restricted users can impact other users.
## Policy YAML
````yaml
apiVersion : kyverno.io/v1alpha1
kind: ClusterPolicy
metadata:
name: disallow-helm-tiller
annotations:
policies.kyverno.io/category: Security
policies.kyverno.io/description:
spec:
rules:
- name: validate-helm-tiller
match:
resources:
kinds:
- Pod
validate:
message: "Helm Tiller is not allowed"
pattern:
spec:
containers:
- name: "*"
image: "!*tiller*"
````