ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,168, issued on Dec. 30, was assigned to NOKIA SOLUTIONS AND NETWORKS OY (Espoo, Finland).

"Mechanism for identifying collusive attackers" was invented by Jingyu Feng (Xi'an, China), Guangyue Lu (Shaanxi, China) and Shaoqing Lv (Xi'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure relate to identifying collusive attackers in mobile crowdsourcing. According to embodiments of the present disclosure, the crowdsourcing behaviors of each device is abstracted as a binary variable and the similarity between any two device is measured, which result in less complex and lightweight in mathematical computation."

The...