ALEXANDRIA, Va., June 6 -- United States Patent no. 12,284,181, issued on April 22, was assigned to Palo Alto Networks Inc. (Santa Clara, Calif.).

"MAC address and controlled port based network access management" was invented by Yinghui Yao (San Ramon, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A set of software components has been created to form a path of execution outside of a kernel that triggers the authentication process based on MAC address determination for connected stations and separately managing that authentication per controlled port shared across stations. The architecture of the set of software components includes a control daemon that interacts with objects and services of the netw...