ALEXANDRIA, Va., June 16 -- United States Patent no. 12,309,140, issued on May 20, was assigned to FEITIAN TECHNOLOGIES Co. LTD. (Beijing).
"Method and system for communication between server and authenticator" was invented by Zhou Lu (Beijing) and Huazhang Yu (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for communication between a server and an authenticator. The method comprises: a server generating a first client identifier, a first authenticator identifier and a first session key according to a request sent by a client, and broadcasting, by means of the client, data comprising the first client identifier; an authenticator scanning the broadcast data, acquiring a third key to verify th...