ALEXANDRIA, Va., July 16 -- United States Patent no. 12,362,931, issued on July 15, was assigned to NXP B.V. (Eindhoven, Netherlands).
"Masked infinity norm check for crystals-dilithium signature generation" was invented by Olivier Bronchain (Auderghem, Belgium), Joost Roland Renes ('s-Hertogenbosch, Netherlands) and Tobias Schneider (Graz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "A data processing system and method for norm checking a cryptographic operation for lattice-based cryptography in a processor, the instructions, including: multiplying a first polynomial by a second polynomial to produce a first output, wherein the d arithmetic shares have a modulus q'; securely converting the first o...