#1287 - ports listed also relevant for rke

This commit is contained in:
martyav
2024-06-10 12:30:40 -04:00
parent 06b16e2103
commit a4f1a2a9f4
3 changed files with 3 additions and 3 deletions
@@ -25,6 +25,6 @@ If you require such features, combine Layer 7 firewalls with [external authentic
You should protect the following ports behind an [external load balancer](../../how-to-guides/new-user-guides/kubernetes-resources-setup/load-balancer-and-ingress-controller/layer-4-and-layer-7-load-balancing.md#layer-4-load-balancer) that has SSL offload enabled:
- **K3s:** Port 6443, used by the Kubernetes API.
- **RKE2:** Port 6443, used by the Kubernetes API, and port 9345, used for node registration.
- **RKE and RKE2:** Port 6443, used by the Kubernetes API, and port 9345, used for node registration.
These ports have TLS SAN certificates which list nodes' public IP addresses. An attacker could use that information to gain unauthorized access or monitor activity on the cluster. Protecting these ports helps mitigate against nodes' public IP addresses being disclosed to potential attackers.
@@ -25,6 +25,6 @@ If you require such features, combine Layer 7 firewalls with [external authentic
You should protect the following ports behind an [external load balancer](../../how-to-guides/new-user-guides/kubernetes-resources-setup/load-balancer-and-ingress-controller/layer-4-and-layer-7-load-balancing.md#layer-4-load-balancer) that has SSL offload enabled:
- **K3s:** Port 6443, used by the Kubernetes API.
- **RKE2:** Port 6443, used by the Kubernetes API, and port 9345, used for node registration.
- **RKE and RKE2:** Port 6443, used by the Kubernetes API, and port 9345, used for node registration.
These ports have TLS SAN certificates which list nodes' public IP addresses. An attacker could use that information to gain unauthorized access or monitor activity on the cluster. Protecting these ports helps mitigate against nodes' public IP addresses being disclosed to potential attackers.
@@ -25,6 +25,6 @@ If you require such features, combine Layer 7 firewalls with [external authentic
You should protect the following ports behind an [external load balancer](../../how-to-guides/new-user-guides/kubernetes-resources-setup/load-balancer-and-ingress-controller/layer-4-and-layer-7-load-balancing.md#layer-4-load-balancer) that has SSL offload enabled:
- **K3s:** Port 6443, used by the Kubernetes API.
- **RKE2:** Port 6443, used by the Kubernetes API, and port 9345, used for node registration.
- **RKE and RKE2:** Port 6443, used by the Kubernetes API, and port 9345, used for node registration.
These ports have TLS SAN certificates which list nodes' public IP addresses. An attacker could use that information to gain unauthorized access or monitor activity on the cluster. Protecting these ports helps mitigate against nodes' public IP addresses being disclosed to potential attackers.