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Related Experiment Videos

Enhancing student data privacy in virtual learning with blockchain and advanced encryption.

Yuanyuan Fan1

  • 1School of Information and Engineering, Jiaozuo Normal College, Jiaozuo, China.

Plos One
|May 11, 2026
PubMed
Summary

This study introduces a novel privacy framework for virtual collaborative learning environments (VCLEs). It uses Localized Differential Privacy (LDP) and Attribute-Based Searchable Encryption (ABSE) on a blockchain to protect student data effectively.

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Area of Science:

  • Educational Technology
  • Cybersecurity
  • Data Privacy

Background:

  • Virtual collaborative learning environments (VCLEs) generate sensitive student data.
  • Existing privacy methods struggle with data leakage, storage vulnerabilities, and access control.
  • Protecting student privacy is crucial for rights and learning motivation.

Purpose of the Study:

  • To propose a novel privacy-enhancing framework for VCLEs.
  • To address limitations of current privacy paradigms in educational settings.
  • To safeguard sensitive student information within digital learning spaces.

Main Methods:

  • Implemented Localized Differential Privacy (LDP), specifically Randomized Aggregable Privacy-Preserving Ordinal Response (RAPPOR), for identity concealment.
  • Utilized Attribute-Based Searchable Encryption (ABSE) for controlled data access and privacy.
  • Integrated a blockchain framework with cloud storage for secure data handling and keyword indexing.

Main Results:

  • The proposed model demonstrated superior accuracy, efficiency, and security compared to traditional methods.
  • Evaluations confirmed the framework's effectiveness in enhancing student data privacy in VCLEs.
  • Practical implementation validated the approach's applicability in real-world educational scenarios.

Conclusions:

  • The novel LDP and ABSE framework offers a robust solution for student data privacy in VCLEs.
  • This research advances educational data privacy by providing a pioneering, secure, and efficient system.
  • The integrated blockchain approach ensures trustworthy and manageable data protection for learners.