Alek's Blog
Four Gateway API runtime models: GKE outside the cluster, AKS in-cluster Istio, STACKIT managed ALB, OVH self-managed

ingress-nginx Alternatives: Cilium, Traefik, Kong, AKS, GKE

How Cilium, Traefik, and Kong score against the Part 3 matrix, plus a survey of AKS, GKE, STACKIT, and OVH ingress and Gateway API paths on managed Kubernetes.

ingress-nginx Alternatives: Cilium, Traefik, Kong, AKS, GKE
ingress-nginx retired leads to four options: stay and accept risk, switch controller, Gateway API, or a maintained fork

ingress-nginx Retirement: Four Ways Forward

ingress-nginx is retired, not retiring — the GitHub repo was archived in March 2026. What changed, the CVEs disclosed since, and four honest ways forward.

ingress-nginx Retirement: Four Ways Forward
Diagram: an AuthorizationPolicy using ipBlocks reads Envoy's direct_remote_ip (the load balancer), while remoteIpBlocks reads remote_ip (the real client)

Istio AuthorizationPolicy & HTTP/2 Coalescing

Two Istio/Envoy pitfalls: AuthorizationPolicy IP matching (direct_remote_ip vs. remote_ip) and HTTP/2 connection coalescing across per-hostname listeners.

Istio AuthorizationPolicy & HTTP/2 Coalescing
Diagram: the five sovereignty questions arranged as equal spokes around a central sovereignty claim — a checklist, not a ranking

Sovereign-Cloud-Washing: Five Questions

Five questions on jurisdiction, technical access, key control, exit paths, and switching cost to test any 'sovereign cloud' claim beyond marketing. Part 1 of 6.

Sovereign-Cloud-Washing: Five Questions
Blog post cover image

Who Has Access? Humans, Accounts, AI Agents

Kubernetes RBAC, OVH IAM v2, LiteLLM keys, and an AI coding agent compared on documentation, auditing, and technical enforcement of who has access. Part 3 of 6.

Who Has Access? Humans, Accounts, AI Agents
Diagram: three rungs of enforcement — legally-enforced only, technically-enforced at rest, and technically-enforced at rest and in use

Legally vs. Technically Enforced

A framework for telling a legally-enforced sovereignty promise from a technically-enforced one, applied across BYOK, RBAC, and AI-agent access. Part 4 of 6.

Legally vs. Technically Enforced