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. 14, 2020
Filed:
May. 24, 2019
Alibaba Group Holding Limited, George Town, KY;
Jun Tong, Hangzhou, CN;
Alibaba Group Holding Limited, George Town, Grand Cayman, KY;
Abstract
The present application discloses methods and systems to receive a data storage instruction including data to be stored and an identifier of the data; identify a blockchain corresponding to the identifier, the blockchain stored on blockchain network storage nodes of a data access system; identify a key pair corresponding to the identifier, the key pair comprising a private key and a public key; encrypting the data based on the public key to provide encrypted data; updating the blockchain by storing the encrypted data in the blockchain; and storing the updated blockchain in a particular blockchain network storage node of the blockchain network storage nodes, the particular blockchain network storage node associated with a data storage device.