“During device initialization, if the system identifies itself as a user terminal, the initialization script automatically writes 41 SSH public keys into /root/.ssh/authorized_keys .”
Starlink terminals write 41 SSH public keys into root’s authorized keys at boot, with port 22 open to the local network. Researchers had to desolder the storage chip to find it. SpaceX has not said who holds those keys. The owner is not one of them.