ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,450,380, issued on Oct. 21, was assigned to Apple Inc. (Cupertino, Calif.).
"File system metadata protection" was invented by Eric B. Tamura (Sunnyvale, Calif.), Wade Benson (San Jose, Calif.) and John Garvey (Victoria, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are disclosed relating to securely storing file system metadata in a computing device. In one embodiment, a computing device includes a processor, memory, and a secure circuit. The memory has a file system stored therein that includes metadata for accessing a plurality of files in the memory. The metadata is encrypted with a metadata encryption key that is stored in an encr...