ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,867, issued on April 14, was assigned to Palo Alto Networks Inc. (Santa Clara, Calif.).

"Enhanced sase network processing node high availability" was invented by Prasad Chigurupati (Fremont, Calif.), Srinivasan Komandoor Santhanam (Sunnyvale, Calif.) and Naveen Bombarsnahalli Neelakanta (Mountain House, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various techniques for enhanced SASE network processing node (NPN) IPSec high availability are disclosed. In some embodiments, a system, a process, and/or a computer program product for enhanced SASE NPN IPSec high availability includes monitoring a plurality of secure tunnels at an active networ...