ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,696, issued on July 14, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Fast modular multiplication of large integers" was invented by Silvia Melitta Mueller (St. Ingbert, Germany), Ulrich Mayer (Weil im Schoenbuch, Germany), Dominik Steenken (Sindelfingen, Germany), Yvo Thomas Bernard Mulder (Reutlingen, Germany) and Manoj Kumar (Yorktown Heights, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an approach, a processor receives a plurality of first operand values, where the first operand values are integer values. A processor adds, using binary addition, the plurality of first operand values resulting in a sum value S....