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cs.CR2025
Timestamp Manipulation: Incentive Attacks on Timestamp-Based Proof-of-Work Blockchains with Minimal Additional Risk
Junjie Hu, Na Ruan, Sisi Duan
Nakamoto consensus is the most widely adopted decentralized consensus mechanism in cryptocurrency systems. Since its proposal in 2008, many studies have investigated incentive atta…
cs.CR2024★ 2 cited
BM-PAW: A Profitable Mining Attack in the PoW-based Blockchain System
Junjie Hu, Na Ruan
Mining attacks enable an adversary to procure a disproportionately large portion of mining rewards by deviating from honest mining practices within the PoW-based blockchain system.…