This article explores Kubernetes plugin development, security measures for Kubernetes and Docker, and network monitoring. It covers Kubernetes plugin management tool Krew, common commercial solutions, open-source Docker security tools, eBPF network monitoring, as well as related books and resources, serving as a comprehensive and practical technical guide. 1. Forms of Kubernetes Plugin Development Kubernetes (K8s) is an open-source container orchestration platform widely used for managing and deploying containerized applications. To address diverse user needs, K8s supports various forms of plugin development. 1.1 Krew Krew is a tool for managing, publishing, and searching kubectl plugins. With Krew, users can conveniently install and manage various plugins to enhance kubectl’s functionality. Features: Krew…