Device access authorization via connected user equipment

A method comprising:

• notifying a user equipment of a registration service;
• receiving a registration request from the user equipment, the registration request for permission to access the limited access service, the registration request having a user identifier;
• generating a challenge for a registry server based on a device authentication key, the device authentication key accessed from a secure element;
• transmitting an authorization request to the user equipment, the authorization request including a request for authorization from the registry server, the device identifier, the user identifier, and the challenge, wherein the device identifier is retrieved from a memory;
• receiving an authorization response from the registry server via the user equipment, the authorization response including an authorization confirmation and a registry server signature;
• verifying the registry server signature using a registry certificate, the registry certificate accessed from the secure element;
• and
• notifying the user equipment of a limited access service in response to receiving the authorization confirmation and successfully verifying the registry server signature.

A computer-readable storage medium including instructions executable by a controller of a user equipment to cause the controller to perform operations comprising:

• notifying a user equipment of a registration service;
• receiving a registration request from the user equipment, the registration request for permission to access the limited access service, the registration request having a user identifier;
• generating a challenge for a registry server based on a device authentication key, the device authentication key accessed from a secure element;
• transmitting an authorization request to the user equipment, the authorization request including a request for authorization from the registry server, the device identifier, the user identifier, and the challenge, wherein the device identifier is retrieved from a memory;
• receiving an authorization response from the registry server via the user equipment, the authorization response including an authorization confirmation and a registry server signature;
• verifying the registry server signature using a registry certificate, the registry certificate accessed from the secure element;
• and
• notifying the user equipment of a limited access service in response to receiving the authorization confirmation and successfully verifying the registry server signature.