Explore the scalability limits of Kubernetes Network Policies in this informative conference talk. Delve into the challenges of scale testing Network Policies and discover a newly developed framework designed specifically for this purpose. Learn how to translate end-user requirements into testing profiles and gain insights from testing experiences with ovn-kubernetes and Calico network plugins. Understand the complexities of defining scalability limits for Network Policies and their impact on cluster performance. Acquire knowledge on using the scale testing framework, contributing performance profiles, and effectively communicating scale limits to end users. This presentation is essential for Kubernetes administrators and developers seeking to optimize network security and performance in large-scale deployments.