ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,808, issued on June 2.

"Enhanced raw data security" was invented by Wanrong Zhang (Culver City, Calif.), Bo Jiang (Culver City, Calif.), Donghang Lu (Culver City, Calif.), Jian Du (Culver City, Calif.) and Qiang Yan (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and apparatus, including computer programs encoded on computer storage media, for processing encrypted and hashed versions of raw data. One of the methods includes receiving, by a system, a message that comprises an encrypted version of raw data and a hash of the raw data; determining, using the hash of the raw data, a first location in a hash map; inserting the enc...