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:
Feb. 24, 2026
Filed:
Jul. 21, 2023
Huawei Technologies Co., Ltd., Guangdong, CN;
Fei Li, Shenzhen, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
Authentication methods and communication apparatuses are provided. In an implementation, an authentication method includes: receiving an authentication vector request message from a serving call session control function network element, calculating a first hash value of a security parameter based on a first security algorithm, calculating a second hash value of the security parameter based on a second security algorithm, and sending an authentication vector request response to the serving call session control function network element, wherein the authentication vector request response comprises the first hash value and the second hash value.