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This paper aims to define blockchain clearly and assess its applicability to the Internet of Things.

June 15, 2021Open Access

A Blockchain Definition to Clarify its Role for the Internet of Things

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Position paper defines blockchain's unique features in IoT applications, suggesting limited utility.

This paper aims to define blockchain clearly and assess its applicability to the Internet of Things.
Elaborated on distributed systems theory to clarify the definition of blockchain.
Identified three key attributes of blockchain: immutability, transparency, and anonymity.
Discussed potential conflicts between blockchain features and IoT requirements.
Immutability requires high resource consumption, posing challenges for IoT applications.
Transparency needs no confidentiality, which conflicts with IoT data privacy requirements.
Anonymity prevents user identification, essential for many IoT scenarios.

Ghiro et al. (2021) studied this question.

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