Kubernetes
Frameworks
The National Security Agency and Cybersecurity and Infrastructure Security Agency have released an updated Kubernetes Hardening Guide. here
Overview for Kubernetes security frameworks. Comparing Kubernetes Security Frameworks and guidance here
Tools
Top 7 Open Source Tools for Securing Your Kubernetes Cluster here
IAM with Kubernetes
Useful guide for Azure AD workload identity federation with Kubernetes here
Ressources
A curated list of awesome Kubernetes security resources. here
Kubernetes hardening
This article go through the security best practices to harden a Kubernetes cluster here