Research Suggests Blockchain-Based Data Sharing Scheme Can Enhance IoT Security

A recent study by researchers from Hainan University has proposed a novel data sharing scheme for IoT devices based on blockchain and zero-knowledge proof cryptography (zk-SNARK). The scheme aims to address the growing concern of data breach and privacy issues in IoT devices. The researchers have developed a system that ensures secure sharing of IoT data, reduces risks, and provides anonymity to users.

Key Takeaways:

  • The proposed scheme uses zk-SNARK and blind signature to construct anonymous certificates and design access control strategy to ensure anonymous access authentication of IoT data sharing.
  • A multi-hop proxy re-encryption method and zk-SNARK are employed to devise a key transformation, and a data security transmission scheme is devised for secure encryption and decryption between users without interaction.
  • The scheme has been implemented based on the TEE (Trusted Execution Environment) blockchain and has undergone experiments to verify its security and performance.
  • The research concluded that the proposed scheme is practical and theoretically viable.
  • The scheme has been peer-reviewed and published in Cluster Computing journal.

Statistics:

  • The proposed scheme ensures unforgeable identity, untraceability, non-deceit, and anonymity for IoT users.
  • The scheme relies on blockchain technology to secure data sharing and ensure trust among users.
  • The TEE blockchain is used to implement the scheme, providing a secure and trusted environment for data sharing.
  • The scheme has undergone experiments with satisfactory results, demonstrating its practical viability.
  • The research has been peer-reviewed and published in Cluster Computing journal.

Sources:

  • Research paper: "A Data Sharing Scheme for IoT Devices Based On Blockchain and Zk-SNARK" (Cluster Computing, 2025;28(13))
  • Hainan University, Sch Cyperspace Secur, Haikou, People's Republic of China (Additional authors: Haifeng Yuan, Yanzhao Tian, and Anshun Zhou)