Etcd should have peer authentication configured

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Set up the kubernetes integration.

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Description

Etcd should be configured for peer authentication. Etcd is a highly-available key value store used by Kubernetes deployments for persistent storage of REST API objects. These objects are sensitive in nature and should be accessible only by authenticated etcd peers in the etcd cluster.

Remediation

Edit the etcd pod specification file /etc/kubernetes/manifests/etcd.yaml on the master node and set the following parameter:

--peer-client-cert-auth=true