Keep it secret, keep it safe: teaching quantum key distribution in high school Efraim Yehuda Weissman, Avraham Merzel, Nadav Katz and Igal Galili EPJ Quantum Technol., 11 1 (2024) 64 Published online: 03 October 2024 DOI: 10.1140/epjqt/s40507-024-00276-4