The "good guys" (telco/law enforcement) have strict criterias to access it, like court order. Thus it is regulated by the local government.
Meanwhile Huawei is supposedly actively created a workaround:
> U.S. officials say Huawei has built equipment that secretly preserves the manufacturer’s ability to access networks through these interfaces without the carriers’ knowledge.
Meanwhile Huawei is supposedly actively created a workaround:
> U.S. officials say Huawei has built equipment that secretly preserves the manufacturer’s ability to access networks through these interfaces without the carriers’ knowledge.