RoleBinding and ClusterRoleBinding

To bind a role to “User”, “Group”, or “ServiceAccount”

I below example, we will give pod read/list access to service account mysvcacc

kubectl create rolebinding  mysvcacc --role=myaccrole --serviceaccount=default:mysvcacc --dry-run=client -o yaml

apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  creationTimestamp: null
  name: mysvcacc
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: myaccrole
subjects:
- kind: ServiceAccount
  name: mysvcacc
  namespace: default