ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,513, issued on Sept. 16, was assigned to Rubrik Inc. (Palo Alto, Calif.).
"Internet protocol based security over port forwarding tunnels" was invented by Fan Du (Santa Clara, Calif.), Jiangbin Luo (Cupertino, Calif.), Pradeep Bansal (Portland, Ore.) and Keon Jang (Los Altos, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An application server host may receive, via a port forwarding tunnel, a connection request that includes an indication of a client internet protocol (IP) address for a client host. The application server host may identify based at least in part on the client IP address and using a mapping maintained for a plurality of client...