@inproceedings{hast5, year = {2023}, author = {Hästbacka, David and Tran, Minh and Kannisto, Petri and Filppula, Mikael and Varga, Pal}, title = {External Token-based Authorization of Data-driven Integrations and Service Compositions in {MQTT} 5}, pages = {1-6}, booktitle = {49th Annual Conference of the IEEE Industrial Electronics Society (IECON)}, publisher = {IEEE}, doi = {10.1109/IECON51785.2023.10311779}, url = {https://doi.org/10.1109/IECON51785.2023.10311779} }