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. 22, 2024
Filed:
Jun. 30, 2022
Hangzhou Qulian Technology Co., Ltd., Zhejiang, CN;
Weiwei Qiu, Zhejiang, CN;
Wei Li, Zhejiang, CN;
Kejie Zhang, Zhejiang, CN;
Fanglei Huang, Zhejiang, CN;
Xiaoke Wang, Zhejiang, CN;
HANGZHOU QULIAN TECHNOLOGY CO., LTD., Zhejiang, CN;
Abstract
Disclosed are an interactive aggregate signature method, and a device and a storage medium, which relate to the technical field of data encryption. The method comprises: S, generating a challenge number according to random numbers of all participating terminals, and respectively sending the random numbers corresponding to the participating terminals, the challenge number and a proposal message to corresponding participating terminals; S, receiving a message from the participating terminals, and if partial signatures are included in the message, recording the partial signatures; S, determining whether the number of recorded partial signatures reaches a number required for passing of the proposal message; if so, proceeding to S, involving generating an aggregate signature by means of the partial signatures; and if not, outputting that the proposal message fails to be passed and an aggregate signature cannot be generated, or repeating steps Sto S