ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,705,397, issued on Aug. 11, was assigned to Enya Inc. (Palo Alto, Calif.).

"Resource-efficient privacy-preserving transactions" was invented by Alan N. Chiu (Palo Alto, Calif.) and Jan T. Liphardt (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer with data (the "source") establishes communication channels to other computers with available computing resources (the "workers"). The computers exchange information to negotiate alternative sets of encryption techniques and security settings. The source calculates a response by negotiating a data reduction scheme that is applied to form heterogeneous data payloads. Some of the data a...