ALEXANDRIA, Va., July 9 -- United States Patent no. 12,354,092, issued on July 8, was assigned to Block Inc. (Oakland, Calif.).

"Establishment of a secure session between a card reader and a mobile device" was invented by Max Joseph Guise (San Francisco), Jason Waddle (Alameda, Calif.) and Dino Dai Zovi (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some examples, a computer system receives, via a network and from a software module executable on a mobile device coupled to a card reader, security information that includes first security information associated with the card reader and second security information that is based on content of the software module and/or a software environment of ...