ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,832, issued on April 21, was assigned to Amazon Technologies Inc. (Seattle).

"Client integrity verification techniques" was invented by Benjamin Gordon (Anaheim, Calif.), Christopher Lee Conover (Winter Garden, Fla.) and Christopher Best (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "A selected value of a binary variable may be selected based on one or more operational classifications corresponding to a client. The selected value may be either a first value indicating that the client is not bot-operated or a second value indicating that the client is bot-operated. A token may be generated having cryptographically signed information indica...