US Patent 11757843 Protected configuration of a virtual private network server

A method including storing, by an infrastructure device in a read-only memory associated with a read-only device, an initial operating system to be utilized by a VPN server in association with providing VPN services; storing, by the infrastructure device in the read-only memory, authentication information associated with authenticating a requesting device as an authorized recipient of the initial operating system; and configuring, by the infrastructure device, the read-only device to control access to the initial operating system based at least in part on utilizing the authentication information. Various other aspects are contemplated.