ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,711,232, issued on Aug. 18, was assigned to Field Effect Software Inc. (Ottawa).
"Ransomware prevention" was invented by Matthew Holland (Ottowa, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Ransomware attacks may be prevented by monitoring file access requests. When a process requests a directory listing, the results provided may be modified based on whether the process is trusted or not. For trusted processes, the results provided are the actual directory listing, while the results provided to processes that aren't trusted may be modified to include seeded files. Access to the seeded files may be monitored to determine if the process is assoc...