/A tech blog focusing on DevOps, Cloud, Azure, Kubernetes and Software Architecture. 2026-05-05T15:32:54+02:00 Wolfgang Ofner / Jekyll © 2026 Wolfgang Ofner /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png 2026-05-04T00:00:00+02:00 2026-05-04T00:00:00+02:00 /video-multi-domain-tls-in-aks-cert-manager-and-multiple-dns-solver/ Wolfgang Ofner

2026-05-04T00:00:00+02:00 2026-05-04T00:00:00+02:00 /multi-domain-tls-in-aks-cert-manager-and-multiple-dns-solver/ Wolfgang Ofner

Managing TLS certificates for a single domain is a solved problem. However, as you scale an internal engineering platform, handling dozens of subdomains across multiple Azure DNS zones requires a more robust strategy. In this guide, we move beyond legacy Ingress controllers and leverage the Kubernetes Gateway API along with cert-manager to automate certificate lifecycles via the DNS-01 challen...

2026-04-20T00:00:00+02:00 2026-04-20T00:00:00+02:00 /video-my-journey-to-microsoft-mvp/ Wolfgang Ofner

2026-04-20T00:00:00+02:00 2026-04-20T00:00:00+02:00 /my-journey-to-microsoft-mvp/ Wolfgang Ofner

Becoming a Microsoft MVP (Most Valuable Professional) is a goal for many in the technical community. It represents a bridge between professional expertise and community advocacy. Recently, I was honored to receive this award for my work with Azure Kubernetes Service (AKS). However, the road to getting that trophy wasn’t a straight line. It involved a high-volume content schedule, a very painful...

2026-04-13T00:00:00+02:00 2026-04-13T00:00:00+02:00 /video-how-to-secure-azure-container-registry-repositories-with-abac/ Wolfgang Ofner