ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,288, issued on June 30, was assigned to Uber Technologies Inc. (San Francisco).
"Virtual keys for column dataset access management" was invented by Huicheng Song (San Francisco) and Xinli Shang (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "A key management system can store, in a tag repository, information associating policy tags with column datasets. The system can receive a client request for an encrypted encryption key (EEK) to access a column dataset, where the client request includes a column name for the column dataset. Based on the client request, the system can perform a lookup in the tag repository to identify one or more ta...