ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,950, issued on March 3, was assigned to Google LLC (Mountain View, Calif.).

"Cryptographically secure and privacy-preserving matching" was invented by Shreedhar Madhavapeddi (Seattle), Marcel M. Moti Yung (New York), Bashar Kachachi (Clyde Hill, Wash.), Stephen W. Rupp (Brooklyn, N.Y.), Samuel Benjamin Temes (Pelham, N.Y.) and Shreya Mathur (Carnation, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure relates to protecting the security and privacy of data, including user identifiers (IDs). In some aspects, a method includes receiving, by a cryptographically-secure private set intersection (CSPSI) server and from a first device cor...