2 citations · 2 across the 5 of their papers we have counts for
Showing 2025Show all
3 papers · 1 filter
cs.CR2025
Larger Scale Offers Better Security in the Nakamoto-style Blockchain
Junjie Hu
Traditional security models for Nakamoto-style blockchains assume instantaneous synchronization among malicious nodes, which overestimate adversarial coordination capability. We re…
cs.CV2025
kFuse: A novel density based agglomerative clustering
Huan Yan, Junjie Hu
Agglomerative clustering has emerged as a vital tool in data analysis due to its intuitive and flexible characteristics. However, existing agglomerative clustering methods often in…
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…