The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 03, 2024
Filed:
Jan. 25, 2022
Applicant:
Trustonic Limited, Cambridge, GB;
Inventors:
Chris Loreskar, Cambridge, GB;
Florent Joubert, Cambridge, GB;
Assignee:
Trustonic Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/48 (2021.01); H04L 9/40 (2022.01); H04W 8/18 (2009.01); H04W 12/037 (2021.01); H04W 12/0431 (2021.01); H04W 12/069 (2021.01); H04W 12/12 (2021.01);
U.S. Cl.
CPC ...
H04W 12/48 (2021.01); H04L 63/0442 (2013.01); H04L 63/104 (2013.01); H04W 8/183 (2013.01); H04W 12/037 (2021.01); H04W 12/0431 (2021.01); H04W 12/069 (2021.01); H04W 12/12 (2013.01);
Abstract
An authentication method and terminal device obtain a device identifier associated with an electronic device and receive an Integrated Circuit Card Identifier (ICC ID) of a Subscriber Identity Module (SIM) of the electronic device. A group of IDs is cryptographically signed with a device key of the terminal device or a key derived from the device key. The group of IDs may comprise the device identifier and the ICC ID.