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Kubernetes – An Enterprise Guide

Kubernetes – An Enterprise Guide

By : Marc Boorshtein, Scott Surovich
4.8 (13)
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Kubernetes – An Enterprise Guide

Kubernetes – An Enterprise Guide

4.8 (13)
By: Marc Boorshtein, Scott Surovich

Overview of this book

Stay at the forefront of cloud-native technologies with the eagerly awaited Kubernetes – An Enterprise Guide, Third Edition. Delve deep into Kubernetes and emerge with the latest insights to conquer today's dynamic enterprise challenges. This meticulously crafted edition equips you with the latest insights to skillfully navigate the twists and turns of ever-evolving cloud technology. Experience a more profound exploration of advanced Kubernetes deployments, revolutionary techniques, and expert strategies that redefine your cloud-native skill set. Discover cutting-edge topics reshaping the technological frontier like virtual clusters, container security, and secrets management. Gain an edge by mastering these critical aspects of Kubernetes and propelling your enterprise to new heights. Expertly harness Kubernetes' power for business-critical applications with insider techniques. Smoothly transition to microservices with Istio, excel at modern deployments with GitOps/CI/CD, and bolster security with OPA/Gatekeeper and KubeArmor. Integrate Kubernetes with leading tools for maximum impact in a competitive landscape. Stay ahead of the technology curve with cutting-edge strategies for innovation and growth. Redefine cloud-native excellence with this definitive guide to leveraging Kubernetes.
Table of Contents (22 chapters)
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20
Other Books You May Enjoy
21
Index

Using Pod Security Standards to enforce Node Security

The Pod Security Standards are the “replacement” for Pod Security Policies. I put the term “replacement” in quotes because the PSA isn’t a feature comparable replacement to PSPs, but it aligns with a new strategy defined in the Pod Security Standards guide (https://kubernetes.io/docs/concepts/security/pod-security-standards/). The basic principle of PSA is that since the namespace is the security boundary in Kubernetes, that is where it should be determined whether pods should run in a privileged or restricted mode.

At first glance, this makes a great deal of sense. When we talked about multitenancy and RBAC, everything was defined at the namespace level. Much of the difficulties of PSPs came from trying to determine how to authorize a policy, so this eliminates that problem.

The concern though is that there are scenarios where you need a privileged container, but you don’t want...

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