ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,813, issued on April 15, was assigned to MasterCard International Inc. (Purchase, N.Y.).

"System architecture and database for context-based authentication" was invented by Brian Piel (Ballwin, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An authentication correlation (AC) computing device is provided. The AC computing device includes a processor and a memory. The AC computing device receives a first authentication request from a requesting computer device including an account identifier, a first timestamp, and at least one authentication factor, and determines a first security level of the first authentication request. The AC computing device ...