Updated Bungee Set Up (markdown)

Bungee-Set-Up.md

@@ -92,6 +92,15 @@ You can also use `/planbungee setup` to disable the set-up mode.
 In case of a set-up difficulties you can join discord for support:
 [Discord Support](https://discord.gg/yXKmjzT)
 
+## 5. (Optional) Protect the Website with a Login Prompt
+
+In order to enable user authentication, HTTPS set up is required.  
+This requires a Certificate to be installed in a Java Keystore:
+
+- [[How to set up SSL Certificate|SSL Certificate (HTTPS) Set-Up]]
+
+You can use the same Keystore on all servers.
+
 ### For further configuration refer to:
 - [[Bungee Configuration]]
 - [[Bukkit Configuration]]
@@ -103,6 +112,8 @@ In case of a set-up difficulties you can join discord for support:
 
 In order to access the Plan WebServer running on the Minecraft server, you need to [add additional allocations for the port](https://pterodactyl-guides.readme.io/docs/allocating-ips-and-ports-to-a-node).
 
+Only Bungee WebServer needs to be accessible from outside the machine, but other servers need to be able to communicate with each other.
+
 ### Azure or similar service
 
 Make sure to [enable port forwarding on Azure](https://docs.microsoft.com/en-us/azure/virtual-machines/windows/nsg-quickstart-portal)