PT-CPABKS – Secure Multi-User Keyword Search in Cloud Using Policy-Tiered CP-ABE with Optimized Indexing
References
- Wu, Z., H. Wang, J. Wan, L. Zhang, J. Huang. An Inner Product Predicate-Based Medical Data-Sharing and P rivacy Protection System. – IEEE Access. Vol. 12, 2024, pp. 68680-68696.
- Ghopur, D. Attribute-Based Searchable Encryption with Forward Security for Cloud-Assisted IoT. – IEEE Access, Vol. 12, 2024, pp. 90840-90852.
- Lin, J. K., W. T. Lin, J. L. Wu. Flexible and Efficient Multi-Keyword Ranked Searchable Attribute-Based Encryption Schemes. – Cryptography, Vol. 7, 2023, No 2, 28.
- Han, J., Z. Li, J. Liu, H. Wang, M. Xian, Y. Zhang, Y. Chen. Attribute-Based Access Control Meets Blockchain-Enabled Searchable Encryption: A Flexible and Privacy-Preserving Framework for Multi-User Search. – Electronics, Vol. 11, 2022, No 16, 2536.
- Zhu, X., P. Shen, Y. Dai, L. Xu, J. Hu. Privacy-Preserving and Trusted Keyword Search for Multi-Tenancy Cloud. – IEEE Transactions on Information Forensics and Security, Vol. 19, 2024, pp. 4316-4330.
- Xu, L., X. Cheng, W. Tian, H. Wang, Y. Zhang. Cloud-Assisted Privacy-Preserving Spectral Clustering Algorithm in a Multi-User Setting. – IEEE Access, Vol. 12, 2024, pp. 75965-75982.
- Sonkoly, B., B. G. Nagy, J. Dóka, Z. Kecskés-Solymosi, J. Czentye, B. Formanek, D. Jocha, B. P. Gerő. An Edge Cloud-Based Coordination Platform for Multi-User AR Applications. – Journal of Network and Systems Management, Vol. 32, 2024, 40.
- Han, H., Z. Wang, Z. Xu, X. Dong, W. Tian. Enhancing IoT Security and Efficiency: A Blockchain-Assisted Multi-Keyword Searchable Encryption Scheme. – IEEE Access, Vol. 12, 2024, pp. 148677-148692.
- Savard, C., N. Manganelli, B. Holzman, L. Gray, A. Perloff, K. Pedro, K. Stenson, K. Ulmer. Optimizing High-Throughput Inference on Graph Neural Networks at Shared Computing Facilities with the NVIDIA Triton Inference Server. – Computing and Software for Big Science, Vol. 8, 2024, No 1, 14.
- Du, Z., Y. Ni, H. Tao, M. Yin. Joint Optimization of Offloading Strategy and Resource Allocation for Multi-User in Dynamic Vehicular Edge Computing Systems. – Simulation Modelling Practice and Theory, Vol. 136, 2024, 103001.
- Liu, X. Y., L. J. Huan, W. J. Li, R. R. Sun. An Efficient Multi-Data Owner Cooperative Resource Sharing Scheme Against Key Regeneration in Edge Computing. – Journal of Systems Architecture, Vol. 146, 2024, 103032.
- Wang, F., H. Xiao, J. Wang, Y. Wang, C. Cao. Efficient Secure Channel-Free Identity-Based Searchable Encryption Schemes with Privacy Preserving for Cloud Storage Service. – Journal of Systems Architecture, Vol. 149, 2024, 103089.
- Chen, H., S. Tan, X. Ma, X. Lin, Y. Yao. Multi-Keyword Ranked Search on Encrypted Cloud Data Based on Snow Ablation Optimizer. – Symmetry, Vol. 17, 2025, 1043.
- Ling, Z., B. Wang. Updatable Multi-User Dynamic Searchable Encryption Scheme with Bidirectional Verification. – Mathematics, Vol. 13, 2025, No 12, 1984.
- Choi, H. J., N. Komuro, W. S. Kim. Microservices-Based Resource Provisioning for Multi-User Cloud VR in Edge Networks. – Electronics, Vol. 13, 2024, No 15, 3077.
- Dhamdhere, S. D., M. Sivakkumar, V. Subramanian. Cloud Data Security with Deep Maxout-Assisted Data Sanitization and Restoration Process. – High-Confidence Computing, Vol. 5, 2025, No 1, 100238.
- Zhao, M., L. Liu, Y. Ding, H. Deng, H. Liang, H. Wang, Y. Wang. Lightweight and Privacy-Preserving Multi-Keyword Search over Outsourced Data. – Applied Sciences, Vol. 13, 2023, No 5, 2847.
- Liu, G., H. Xie, W. Wang, H. Huang. A Secure and Efficient Electronic Medical Record Data Sharing Scheme Based on Blockchain and Proxy Re-Encryption. – Journal of Cloud Computing, Vol. 13, 2023, 44.
- Wang, S., N. Luo, B. Xing, Z. Sun, H. Zhang, C. Sun. Blockchain-Based Proxy Re-Encryption Access Control Method for Biological Risk Privacy Protection of Agricultural Products. – Scientific Reports, Vol. 14, 2024, 20048.
- Guo, K., Y. Han, R. Wu, K. Liu. CD-ABSE: Attribute-Based Searchable Encryption Scheme Supporting Cross-Domain Sharing on Blockchain. – Wireless Communications and Mobile Computing, Vol. 2022, 2022, No 1, 6719302.
- Khan, S., H. Abbas, M. Binsawad. Secure Semantic Search Using Deep Learning in a Blockchain-Assisted Multi-User Setting. – Journal of Cloud Computing, Vol. 13, 2024, No 1, 29.
- Zhang, S., Y. Yang, W. Liang, J. Zhou, K. Li, R. G. Crespo. LFD-PEKS: A Lightweight and Fast Dynamic Public-Key Encryption with Keyword Search Scheme for Multi-User Environments. – Computer Standards & Interfaces, Vol. 95, 2026, 104050.
- Tang, B., Y. H. Zhou, Y. G. Yang, B. Gong, N. Zhihong. A Lattice-Based Multi-Authority Updatable Searchable Encryption Scheme for Serverless Architecture with Scalable On-Demand Result Processing. – Computer Standards & Interfaces, Vol. 93, 2025, 103956.
- Zhao, F., C. Peng, D. Xu, Y. Liu, K. Niu, H. Tang. Attribute-Based Multi-User Collaborative Searchable Encryption in COVID-19. – Computer Communications, Vol. 205, 2023, No 1, pp. 118-126.
- Yan, L., L. Ge, Z. Wang, G. Zhang, J. Xu, Z. Hu. Access Control Scheme Based on Blockchain and Attribute-Based Searchable Encryption in Cloud Environment. – Journal of Cloud Computing, Vol. 12, 2023, 61.
- Feng, T., S. Miao, C. Liu, R. Ma. Verifiable Keyword Search Encryption Scheme That Supports Revocation of Attributes. – Symmetry, Vol. 15, 2023, No 4, 914.
- Shen, H., J. Zhou, G. Wu, M. Zhang. Multi-Keywords Searchable Attribute-Based Encryption with Verification and Attribute Revocation over Cloud Data. – IEEE Access, Vol. 11, 2023, pp. 139715-139727.
- Shiraly, D., Z. Eslami, N. Pakniat. Hierarchical Identity-Based Authenticated Encryption with Keyword Search over Encrypted Cloud Data. – Journal of Cloud Computing, Vol. 13, 2024, No 1, 112.
- Zhao, J., H. Huang, Y. Xu, X. Zhang, H. Du, C. Huang. Verifiable Attribute-Based Multi-Keyword Search Scheme with Sensitive Information Hiding for Cloud-Assisted e-Healthcare Sharing Systems. – Theoretical Computer Science, Vol. 1023, 2025, 114895.
- Xu, Z., C. Tian, G. Zhang, W. Tian, L. Han. Forward-Secure Multi-User and Verifiable Dynamic Searchable Encryption Scheme within a Zero-Trust Environment. – Future Generation Computer Systems, Vol. 166, 2025, 107701.
- Maathavan, K. S. K., S. Venkatraman. A Secure Encrypted Classified Electronic Healthcare Data for Public Cloud Environment. – Intelligent Automation & Soft Computing, Vol. 32, 2022, pp. 765-779.
- Karimunnisa, S., Y. Pachipala. Deep Learning-Driven Workload Prediction and Optimization for Load Balancing in Cloud Computing Environment. – Cybernetics and Information Technologies, Vol. 24, 2024, No 3, pp. 21-38.
- Ilankumaran, A., S. J. Narayanan. An Energy-Aware QoS Load Balance Scheduling Using Hybrid Gaaco Algorithm for Cloud. – Cybernetics and Information Technologies, Vol. 23, 2023, No 1, pp. 161-177.
DOI: https://doi.org/10.2478/cait-2026-0028 | Journal eISSN: 1314-4081 | Journal ISSN: 1311-9702 (formerly 1314-4081)
Language: English
Page range: 95 - 117
Submitted on: Apr 7, 2026
Accepted on: Jun 25, 2026
Published on: Sep 9, 2026
Published by: Bulgarian Academy of Sciences, Institute of Information and Communication Technologies
In partnership with: Paradigm Publishing Services
Keywords:
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© 2026 Naga Swetha Dhulipudi, Balaji Savadam, Sai Anuraghav Savadam, published by Bulgarian Academy of Sciences, Institute of Information and Communication Technologies
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.