US Patent Issued to Cryptography Research on May 27 for "Hardware circuit to perform round computations of ARX-based stream ciphers" (Dutch, American Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,742, issued on May 27, was assigned to Cryptography Research Inc. (San Jose, Calif.).

"Hardware circuit to perform round computations of ARX-based stream ciphers" was invented by Begul Bilgin (Leuven, Netherlands) and Michael Hutter (Walnut Creek, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for efficient computation of stream ciphers. An example system for implementing a stream cipher, may comprise: a sub-round computation circuit of a first type configured to perform a subset of transformations of a cipher computation round on a round input state, each transformation of the subset of transformations including at least ...