ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,726, issued on Oct. 7, was assigned to MERCEDES-BENZ GROUP AG (Stuttgart, Germany).

"Method for checking cryptographic secrets for equality" was invented by Viktor Friesen (Karlsruhe, Germany), Viktor Pavlovic (Stuttgart, Germany) and Philipp Weber (Hardheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for checking cryptographic secrets for equality involves at least one of the secrets being stored in a read-protected manner in a secure system. The at least one secure system has a cryptographic hash value interface. For checking purposes, a hash value of the secret provided with a salt or with the hash value of a salt is output vi...