Linux Foundation CKS Exam Dumps

[Ellis Jossie]

Certified Kubernetes Security Specialist (CKS) Exam  Kubernetes supports N to N-2 versions and it is recommended to upgrade the components Exam tip: Know how to upgrade a Kubernetes cluster (although it did not appear on my exam) System Hardening – 15% Practice CKS Exercises – System Harding Minimize host OS footprint (reduce attack surface) Control access using SSH, disable root and password-based logins Remove unwanted packages and ports Minimize IAM roles IAM roles are usually with Cloud providers and relate to the least privilege access principle. Minimize external access to the network External access can be controlled using Network Policies through egress policies. Appropriately use kernel hardening tools such as Runtime classes provided by gvisor and kata containers can help provide further isolation of the containers Secure Computing – Seccomp tool  Linux Foundation CKS Exam Dumps helps control syscalls made by containers Security Contexts help define security for pods and containers at the pod or at the container level. Capabilities can be added at the container level only. Pod Security Policies enable fine-grained authorization of pod creation and updates and is implemented as an optional admission controller. Open Policy Agent helps enforce custom policies on Kubernetes objects without recompiling or reconfiguring the Kubernetes API server. Admission controllers can be used for validating configurations as well as mutating the configurations. Mutating controllers are triggered before validating controllers. Allows extension by adding custom controllers tip: Know how to configure Pod Security Context, Pod Security Policies Manage Kubernetes secrets Exam Tip: Know how to read secret values, create secrets and mount the same on the pods.

 

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