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:
Oct. 10, 2023
Filed:
Mar. 23, 2021
Beijing Baidu Netcom Science and Technology Co., Ltd., Beijing, CN;
Beijing Baidu Netcom Science Technology Co., Ltd., Beijing, CN;
Abstract
A method includes acquiring a root certificate of a first node; generating a target sub-certificate based on the root certificate, where the target sub-certificate includes a first sub-certificate of a first functional module of a first application associated with the first node; and sending the target sub-certificate to a terminal device. The target sub-certificate is used for the first functional module of the first application in the terminal device communicating through the target sub-certificate. In such a manner, a capability of managing the first sub-certificate of the first functional module in the terminal device can be improved.