Teegraph: A Blockchain consensus algorithm based on TEE and DAG for data sharing in IoT

• Published in: Journal of systems architecture Vol. 122; p. 102344
• Main Authors: Fu, Xiang, Wang, Huaimin, Shi, Peichang, Zhang, Xunhui
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.01.2022
• Subjects: Blockchain; Consensus algorithm; DAG; Data sharing; IoT; TEE; DAG; Data sharing; TEE; Blockchain; Consensus algorithm; IoT
• ISSN: 1383-7621; 1873-6165
• DOI: 10.1016/j.sysarc.2021.102344

Blockchain offers new ways to the data sharing-based collaboration among IoT devices when a centralized IT infrastructure is unavailable. As one of the critical elements in a Blockchain system, the existing consensus algorithms still have some weaknesses, such as energy-wasting, low throughput, high...