Qingyun Technology Community

Sep 18, 2021 · Cloud Native

How WireGuard Secures AKS Traffic: A Deep Dive into Calico’s Cloud‑Native VPN

This article explains how Tigera’s Calico integrates the open‑source WireGuard VPN with Azure Kubernetes Service using Azure CNI, detailing packet flow, encryption benefits, configuration steps, MTU handling, and RPF considerations to achieve secure, high‑performance intra‑cluster communication.