https://awkwardferny.medium.com/enabling-modsecurity-in-the-kubernetes-ingress-nginx-controller-111f9c877998
https://github.com/kubernetes/ingress-nginx/issues/8388
https://systemweakness.com/nginx-ingress-waf-with-modsecurity-from-zero-to-hero-fa284cb6f54a
https://kubernetes.github.io/ingress-nginx/user-guide/third-party-addons/modsecurity/