Patent ID: 11917416
Assignee: KONINKLIJKE PHILIPS N.V.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A method for use in a non-subscriber identity (“non-SI”) device arranged for wireless communication with a subscriber identity (“SI”) device, the SI device having access to an SI,
the SI comprising subscriber identity data of a subscriber to a provider for accessing a core network, the core network providing wireless communication for mobile devices across at least a regional area, the non-SI device comprising a non-SI private key constituting a pair with a non-SI public key, the method comprising:
providing the non-SI public key to the SI device via a first communication channel,
sharing a verification code with the SI device via a second communication channel for verifying that the SI device has obtained the non-SI public key,
wherein the first and second communication channel being different and one of the channels being an out-of-band(“OOB”) channel, the method further comprising
providing proof of possession of the non-SI private key to the SI device via the first or the second communication channel,
receiving, from the SI device, a certificate related to the SI and comprising a signature as generated by a certification authority over at least part of the non-SI public key,
wherein the certificate enabling the non-SI device to access the core network via the local network and a gateway between the local network and the core network.