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:
May. 12, 2020
Filed:
Apr. 13, 2016
Vodafone Ip Licensing Limited, Newbury, Berkshire, GB;
Aguibou Mountaga Barry, London, GB;
VODAFONE IP LICENSING LIMITED, Newbury, Berkshire, GB;
Abstract
The present disclosure relates to secure communication over a cellular network between a mobile terminaland a network entityvia a node of a cellular network, wherein a Home Public Land Mobile Network, PLMN, of the mobile terminal generates a ciphering key, CK, and/or an integrity key, IK, for authentication of the mobile terminal and wherein performance of an Authentication and Key Agreement, AKA, procedure between the mobile terminal and the node of the cellular network permits the mobile terminal to determine CK and/or IK. In particular, there is provided the method comprising applying a special key to allow communication of user-plane data between the mobile terminal and the network entity in a trusted manner, wherein the special key is generated from the CK and/or IK but is different from the CK and IK.