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1. (WO2018120217) VERIFICATION METHOD AND APPARATUS FOR KEY REQUESTER

Pub. No.:    WO/2018/120217    International Application No.:    PCT/CN2016/113941
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Sat Dec 31 00:59:59 CET 2016
IPC: H04L 29/06
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
华为技术有限公司
Inventors: LI, He
李赫
CHEN, Jing
陈璟
Title: VERIFICATION METHOD AND APPARATUS FOR KEY REQUESTER
Abstract:
A verification method and apparatus for a key requester, used to realize verification during a network access initiation process to determine whether the key requester is an entity permitted to obtain a key. The method comprises: a security function entity receiving a request message sent by a user management function (UMF) entity; employing a private key of the security function entity to decrypt information in the request message, employing a public key in a certificate of the UMF entity to verify a signature of the decrypted information, and if the verification is successful, then acquiring the information carried in the request message; and if a first verification parameter carried in the request message is determined to be valid, and an identifier of the UMF entity carried in the request message is determined to be the same as an identifier of an UMF entity to which a terminal UE unit is attached, then determining to provide to the UMF entity a key of the UE unit.