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BTDA: Two-factor dynamic identity authentication scheme for data trading based on alliance chain.

Fengmei Chen1, Bin Zhao1, Yilong Gao1

  • 1School of Information Science and Engineering, Linyi University, Lanshan, Linyi, 276000 Shandong China.

The Journal of Supercomputing
|June 26, 2023
PubMed
Summary
This summary is machine-generated.

This study introduces a two-factor dynamic identity authentication scheme for data trading using an alliance chain. It enhances security and efficiency in data trading by addressing centralization and dynamic identity issues.

Keywords:
Alliance chainData tradingDynamic identity authenticationTwo factor

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Area of Science:

  • Computer Science
  • Information Security
  • Blockchain Technology

Background:

  • Data trading markets are expanding, increasing risks in identity authentication and authority management.
  • Current data trading systems face challenges with centralized authentication, dynamic identities, and unclear trading authorities.

Purpose of the Study:

  • To propose a novel two-factor dynamic identity authentication scheme for data trading based on an alliance chain (BTDA).
  • To address the limitations of existing systems, including centralization, dynamic identity changes, and ambiguous trading authority.

Main Methods:

  • Developed a scheme simplifying identity certificate usage to reduce computational and storage overhead.
  • Implemented a two-factor dynamic authentication strategy leveraging distributed ledger technology for continuous authentication.
  • Conducted simulation experiments to evaluate the proposed scheme's performance.

Main Results:

  • The proposed BTDA scheme demonstrates lower costs compared to similar existing schemes.
  • Achieved higher authentication efficiency and enhanced security in data trading scenarios.
  • Facilitated easier management of trading authority.

Conclusions:

  • The BTDA scheme effectively solves key challenges in data trading identity authentication and authority management.
  • Offers a secure, efficient, and cost-effective solution for dynamic identity authentication in data trading.
  • The scheme is adaptable for widespread application across diverse data trading environments.