ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,462,052, issued on Nov. 4.

"Using contextual security challenges to prevent bot attacks" was invented by Yu Wang (Toronto), Karan Singh Chhina (Forest Hills, N.Y.), Ian Hassard (Waterloo, Canada), Ankur Priyadarshi Chauhan (Vallauris, France), Ria Prakash (Toronto), Matthew James Pereira (Halifax, Canada), Alec Friedman (East Northport, N.Y.), Joseph George Sokolon (Toronto) and Shaun Michael Tarves (Marlborough, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Computer-implemented methods, systems, and devices for generating security challenges are described. An identity management system may obtain image descriptions. The image descriptions may inc...