Collaborator(s): Prof. Show-Shiow Tzeng, Prof. Li-Chun Wang
本研究系統性地探討了自私挖礦（Selfish Mining）在工作量證明（PoW）區塊鏈中的行為特性與安全影響，透過隨機過程與馬可夫鏈模型，精確刻畫自私礦工在不同網路條件與參數設定下的獲利機制。我們進一步分析了多自私礦工、分片架構及輕量化區塊鏈環境中的攻擊效果，揭示傳統安全門檻在實際系統中可能被低估的風險。相關成果不僅提供了自私挖礦可量化、可驗證的分析工具，也為區塊鏈協定設計與防禦機制提供了理論依據。
| [J03] | S.W. Wang, S.S. Tzeng, and L.C. Wang, "SLChain: A Stochastic Lightweight Blockchain with Selfish Mining Attack Mitigation," in IEEE Internet of Things Journal, in press, 2026. |
| [J02] | S.W. Wang and S.S. Tzeng, "An Accurate and Efficient Analytical Model for Security Evaluation of PoW Blockchains with Multiple Independent Selfish Miners," in IEEE Transactions on Network and Service Management, vol. 23, pp. 11-27, 2026. |
| [J01] | S.W. Wang and S.S. Tzeng, "Accurate Estimation of Selfish Mining Rate by Stale Block Ratio in a Proof-of-Work Blockchain," in IEEE Transactions on Network and Service Management, vol. 23, pp. 880-895, 2026. |
| [C06] | S.W. Wang, W.L. Chen, and S.S. Tzeng, "Nonce Distribution in Bitcoin Blockchain," in The 25th Asia-Pacific Network Operations and Management Symposium (APNOMS 2025), Kaohsiung, Taiwan, September 22-24, 2025. | ||||||||||
| [C05] | S.W. Wang and S.S. Tzeng, "Security Analysis of Majority and Selfish Mining Attacks in A Blockchain with Sharding," in 2025 IEEE International Conference on Communications (ICC 2025), Montreal, Canada, June 8-12, 2025. | ||||||||||
| [C04] | S.W. Wang and S.S. Tzeng, "An Accurate Analytical Model for A Proof-of-Work Blockchain with Multiple Selfish Miners," in 2024 IEEE International Conference on Communications (ICC 2024), Denver, Colorado, USA, June 9-13, 2024 | ||||||||||
| [C03] | S.W. Wang, "Analysis of Earned Rewards In A Blockchain with Two Selfish Miners," in 2024 IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2024), Dublin, Ireland, May 27-31, 2024. | ||||||||||
| [C02] | S.W. Wang, "A Game Theory Based Rational Mining Strategy in Blockchains With Multiple Rational Miners," in International Conference on Computing, Networking and Communications (ICNC 2024), Big Island, Hawaii, USA, Feburary 19-22. | ||||||||||
| [C01] | S.W. Wang, "Selfish Mining Attacks in Sharded Blockchains," in International Conference on Computing, Networking and Communications (ICNC 2024), Big Island, Hawaii, USA, Feburary 19-22. |
| [S01] | Y.S. Hung, S.W. Wang, S.S. Tzeng, and L.C. Wang, "Gamma($\gamma$) Is Not a Constant: Network-Aware Characterization of Selfish Mining in PoW Blockchains," under review by IEEE Network, (Last update: 2026-02-11 ) |
| [R01] | S.W. Wang and L.C. Wang, "Design Principles for Stochastic Lightweight Blockchains," preparing for IEEE Magazines. |