ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,771, issued on March 17, was assigned to Ricoh Co. Ltd. (Tokyo).

"Information processing apparatus, information processing method, and storage medium" was invented by Daiki Sakurada (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An information processing apparatus includes processing circuitry. The processing circuitry writes an encryption key file that is encrypted into a second storage. The encryption key file includes first encryption key data and a first hash value of the first encryption key data. The first encryption key data is used for decrypting data stored in a first storage. The processing circuitry decrypts the encrypti...