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Guide to the Secure Configuration of Red Hat OpenShift Container Platform 4

Rules, Groups, and Values defined within the XCCDF Benchmark

  • OpenShift Kube APIServer TLS cert

    OpenShift Kube APIServer TLS cert
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  • OpenShift Kube APIServer TLS private key

    OpenShift Kube APIServer TLS private key
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  • OpenShift Kube APIServer kubelet certificate authority

    OpenShift Kube APIServer kubelet certificate authority
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  • OpenShift Kube APIServer kubelet client cert

    OpenShift Kube APIServer kubelet client cert
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  • Root of files obtained from OCP nodes

    When scanning OpenShift clusters, some settings are not exposed as files. In the case that they are exported from the cluster (typically as yaml fi...
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  • OpenShift Kube APIServer kubelet client key

    OpenShift Kube APIServer kubelet client key
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  • Introduction

    The purpose of this guidance is to provide security configuration recommendations and baselines for Red Hat OpenShift Container Platform 4. The gui...
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  • General Principles

    The following general principles motivate much of the advice in this guide and should also influence any configuration decisions that are not expli...
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  • Encrypt Transmitted Data Whenever Possible

    Data transmitted over a network, whether wired or wireless, is susceptible to passive monitoring. Whenever practical solutions for encrypting such ...
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  • Least Privilege

    Grant the least privilege necessary for user accounts and software to perform tasks. For example, <code>sudo</code> can be implemented to limit aut...
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  • Run Different Network Services on Separate Systems

    Whenever possible, a server should be dedicated to serving exactly one network service. This limits the number of other services that can be compro...
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  • Configure Security Tools to Improve System Robustness

    Several tools exist which can be effectively used to improve a system's resistance to and detection of unknown attacks. These tools can improve rob...
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  • How to Use This Guide

    Readers should heed the following points when using the guide.
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  • Formatting Conventions

    Commands intended for shell execution, as well as configuration file text, are featured in a <code>monospace font</code>. <i>Italics</i> are used t...
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  • Read Sections Completely and in Order

    Each section may build on information and recommendations discussed in prior sections. Each section should be read and understood completely; instr...
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  • Reboot Required

    A system or service reboot is implicitly required after some actions in order to complete the reconfiguration of the system. In many cases, the cha...
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  • Root Shell Environment Assumed

    Most of the actions listed in this document are written with the assumption that they will be executed by the root user running the <code>/bin/bash...
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  • Test in Non-Production Environment

    This guidance should always be tested in a non-production environment before deployment. This test environment should simulate the setup in which t...
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  • Kubernetes Settings

    Each section of this configuration guide includes information about the configuration of a Kubernetes cluster and a set of recommendations for hard...
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  • HyperShift Cluster Name

    When this parameter is set, we will assume the cluster is a HyperShift cluster, and we will fetch the OCP version api resource for HyperShift cluster
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Node 2

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