ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,198, issued on Sept. 23, was assigned to SHANDONG YINGXIN COMPUTER TECHNOLOGIES Co. LTD. (Shandong, China).

"Method and apparatus for sharing encrypted data, device and readable medium" was invented by Fuqiang Ma (Shandong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed in the present application are a method and apparatus for sharing encrypted data, and a device and a readable medium. The method for sharing the encrypted data includes: receiving a data sharing request sent by a data owner, and generating a data owner public key and a data owner private key; generating a data user public key, and generating a proxy re-encryption key...