ALEXANDRIA, Va., June 25 -- United States Patent no. 12,341,809, issued on June 24, was assigned to Zscaler Inc. (San Jose, Calif.).

"Defending against volumetric attacks" was invented by Clifford Kahn (Santa Clara, Calif.), Jian Liu (Fremont, Calif.), Victor Pavlov (Palo Alto, Calif.), Srinivas Kavuri (San Jose, Calif.) and John A. Chanak (Saratoga, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for defending against volumetric attacks, implemented in a cloud-based system. Embodiments include steps of, monitoring flows and a rate of requests to a Data Center (DC); receiving a request from an address to the DC, the request being for a service in a cloud-based system; determining if...