ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,709, issued on Oct. 14, was assigned to Micro Focus LLC (Santa Clara, Calif.).

"Anomaly detection based on multi-level authentication" was invented by Douglas Max Grover (Rigby, Idaho) and Michael F. Angelo (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A determination is made to see if a user has authenticated to a computer system using a plurality of authentication levels. For example, the user may have had a first session where the user is authenticated at authentication level one and a second session where the user is authenticated at authentication level two. Behavior of the user is separately tracked at each of the plurality of authen...