Hash-Based Signature for Flexibility Authentication of IoT Devices Songshen HAN, Kaiyong XU, Zhiqiang ZHU, Songhui GUO, Haidong LIU and Zuohui LI Wuhan Univ. J. Nat. Sci., 27 1 (2022) 1-10 Published online: 16 March 2022 DOI: 10.1051/wujns/2022271001