Daily DevOps & .NET - Where Code Meets Culture

Gerard Holzmann’s Power of Ten rules prevented spacecraft failures and exposed Toyota’s fatal throttle bugs. Four rules transfer directly to C# with superior enforcement. Three become irrelevant thanks to the managed runtime.

The verdict: These principles aren’t just valid. They’re finally enforceable without heroic manual effort.

Network segmentation is a fundamental security control for modern Kubernetes environments. AKS supports multiple networking models such as kubenet, Azure CNI, and overlay CNIs. The networking model matters, but the decisive factor for enforcing isolation and compliance is the consistent application of network policies.

This article describes how network policies work in AKS, the available engines, practical examples, and recommended practices for enforcing a zero-trust posture within a cluster.