ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,641, issued on July 1, was assigned to BKey Inc. (Schaumburg, Ill.).

"Authentication and key regeneration using a regenerated secret" was invented by Mark D. Hetherington (Crystal Lake, Ill.), Jorn Lyseggen (London), Edgardo M. Cruz-Zeno (Round Lake, Ill.), Nai Sum Wong (Palatine, Ill.) and Ming Dai (Buffalo Grove, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a method including identifying a first instance of a first secret; receiving and hashing a first instance of first data from a first source to generate a first instance of first hashed data, wherein the first instance of the first data from the first source is discarde...