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:
Apr. 02, 2019
Filed:
May. 24, 2016
Tencent Technology (Shenzhen) Company Limited, Shenzhen, Guangdong, CN;
Hunan University, Changsha, Hunan, CN;
Qin Liu, Shenzhen, CN;
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Shenzhen, Guangdong, CN;
Hunan University, Hunan, CN;
Abstract
A data access method based on a cloud computing platform, and a user terminal, are provided. The method is performed by a user terminal, and the method includes obtaining an access request for a data ciphertext of the cloud computing platform, the access request including a decryption key, and the decryption key including a user precise identity identifier and a user attribute identifier. The method further includes decrypting the data ciphertext into a data plaintext, in response to the user precise identity identifier belonging to an identity identifier set included in an access structure of the data ciphertext and/or in response to the user attribute identifier belonging to a user attribute identifier set included in the access structure of the data ciphertext.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile