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. 09, 2025
Filed:
Nov. 09, 2023
Huawei Technologies Co., Ltd., Shenzhen, CN;
Fei Li, Shenzhen, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A communication method and apparatus are provided. The method includes: A home network security endpoint receives a first request from user equipment, where the first request includes a first identifier of the user equipment. The home network security endpoint then send a second request to a first network function, where the second request includes a second identifier of the user equipment, and receive a first key from the first network function, where the first key is generated based on a cipher key, an integrity key, and a name of a serving network of the user equipment. The home network security endpoint may generate a second key based on the first key, where the second key includes an encryption protection key and/or an integrity protection key.