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. 27, 2025
Filed:
Apr. 08, 2022
Huawei Technologies Co., Ltd., Shenzhen, CN;
Sandeep Kampati, Bangalore, IN;
Lohit S, Bangalore, IN;
Shubham Mamodiya, Bangalore, IN;
Bharath Soma Satya Meduri, Bangalore, IN;
Vishnu Vardhan Bachu V N, Bangalore, IN;
Dharmanandana Reddy Pothula, Bangalore, IN;
Karthigaasri R T, Bangalore, IN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A method for Internet Key Exchange (IKE) re-authentication optimization includes sending, by a first network device and a second network device, a notification, which contains new Security Parameters Index (SPI) for new security association (SA), and sending, by the first network device alone, an OLD_SPI notification to map SPI of Internet Protocol Security (IPsec) (Authentication Header (AH)/Encapsulating Security Payload (ESP)) with the old IPSec SA.