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:
Jan. 13, 2026
Filed:
Jul. 28, 2021
Bigo Technology Pte. Ltd., Singapore, SG;
Yan Li, Guangzhou, CN;
BIGO TECHNOLOGY PTE. LTD., Singapore, SG;
Abstract
Provided is a data encryption method. The data encryption method includes: determining source data requested to be encrypted by an application in an untrusted execution environment; generating reference data corresponding to the source data in the untrusted execution environment, wherein the reference data is data for one-time use in encrypting the source data; reading a primary key generated for the application in a trusted execution environment; acquiring security data by encrypting the reference data using the primary key in the trusted execution environment; and acquiring target data by encrypting the source data using the security data in the untrusted execution environment.
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