ALEXANDRIA, Va., June 16 -- United States Patent no. 12,309,262, issued on May 20, was assigned to SYMMERA INC. (Stamford, Conn.).

"System and method for pre-shared key (PSK) based document security" was invented by Srinivas Kumar (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The method provides an automated and scalable system for the generation, distribution, management of symmetric pre-shared keys (PSKs) to applications executing on headless and mobile devices. It helps achieve device protection, application security, and data protection with data authenticity and confidentiality in intra-device, inter-device, device-to-edge, and device-to-cloud communications. It helps Transport Layer...