Ateniese, G. (Inventor), Giordano, G. (Inventor), Schiatti, L. (Inventor), Faye, A. (Inventor), Milazzo, A. M. (Inventor), Francati, D. (Inventor) & Perillo, A. M. (Inventor), 6 Aug 2024, Patent No. US12058234B2, 27 Mar 2020, Priority date 27 Mar 2020, Priority No. US16/833