@ARTICLE{9531614, author={Hernández-Ramos, José L. and Matheu, Sara N. and Feraudo, Angelo and Baldini, Gianmarco and Bernabe, Jorge Bernal and Yadav, Poonam and Skarmeta, Antonio and Bellavista, Paolo}, journal={IEEE Access}, title={Defining the Behavior of IoT Devices Through the MUD Standard: Review, Challenges, and Research Directions}, year={2021}, volume={9}, number={}, pages={126265-126285}, keywords={Multiuser detection;Standards;Security;Internet of Things;Uniform resource locators;Proposals;Tools;MUD;Internet of Things;security;IETF standards}, doi={10.1109/ACCESS.2021.3111477}}