ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,236, issued on Oct. 28, was assigned to NTT Inc. (Tokyo).

"Determination device, determination method, and determination program" was invented by Hiroki Nakano (Musashino, Japan) and Daiki Chiba (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A determination device includes processing circuitry configured to calculate a characteristic amount of user-generated content generated by a user in a predetermined period, perform learning by using the calculated characteristic amount of the user-generated content generated by a legitimate user and a characteristic amount of content generated by a malicious user, and determine whether the use...