ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,818, issued on April 21, was assigned to Intel Corp. (Santa Clara, Calif.).
"ISA accessible physical unclonable function" was invented by Siddhartha Chhabra (Portland, Ore.), Vedvyas Shanbhogue (Austin, Texas), Prashant Dewan (Portland, Ore.) and Baiju Patel (Portland, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for encrypting data using a key generated by a physical unclonable function (PUF) or a virtual PUF key are described. An apparatus according to the present disclosure may include decoder circuitry to decode an instance of a single instruction having a field for an opcode to indicate that execution circuitry is to encrypt ...