ALEXANDRIA, Va., May 12 -- United States Patent no. 12,626,708, issued on May 12, was assigned to both Inc. (Middletown, Del.).

"Hybrid spectro-morse acoustic authentication system and method" was invented by Mulakkal Thomas George (Dubai, United Arab Emirates), Bosky Cherin Varghese (Dubai, United Arab Emirates) and Senthil Kumar Muthian (Dubai, United Arab Emirates).

According to the abstract* released by the U.S. Patent & Trademark Office: "An audio authentication and identity verification system and method that encodes dynamic cryptographic information across the audible and inaudible spectrum (0 Hz-less than30 kHz, scalable to 124 kHz). A rolling acoustic signature simultaneously embeds identity, time, date, and GPS location using a ...