High-dimensional encryption in optical fibers using spatial modes of light and machine learning. - Michelle L. J. Lollie; Fatemeh Mostafavi; Narayan Bhusal; Mingyuan Hong; Chenglong You; Roberto de J. León-Montiel; Omar S. Magaña-Loaiza; Mario Alan Quiroz-Juárez (Mach. Learn. Sci. Technol., 2022)