I'm afraid you don't understand how nebula works. A nebula cluster is fully self-contained, you are responsible for distribution of your own certs and hosting o

I'm afraid you don't understand how nebula works. A nebula cluster is fully self-contained, you are responsible for distribution of your own certs and hosting of your own lighthouse instances, there is no phoning home to any outside parties. Under the hood nebula uses the noise protocol, the same used by wireguard.