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:
Jun. 30, 2026
Filed:
Feb. 18, 2022
Alipay (Hangzhou) Information Technology Co., Ltd., Hangzhou, CN;
Tao Wei, Hangzhou, CN;
Yulong Zhang, Hangzhou, CN;
Ran Duan, Hangzhou, CN;
Zhenfei Zhang, Hangzhou, CN;
Alipay (Hangzhou) Information Technology Co., Ltd., Hangzhou, CN;
Abstract
Some embodiments of this specification provide a secure multi-party computation method and apparatus. According to the method in these embodiments, first, a TEE node cluster including K TEE nodes is joined based on a quantity N of data owners; then, a trusted execution environment is created in the TEE nodes, and a basic algorithm for secure K-party computation is loaded into the trusted execution environment; next, at least one data fragment is obtained from the trusted execution environment; and finally, secure K-party computation is performed by using the basic algorithm for secure K-party computation and the obtained data fragment.