7 citations · 24 across the 19 of their papers we have counts for
7 papers · 1 filter
Collaborative Proof-of-Work: A Secure Dynamic Approach to Fair and Efficient Blockchain Mining
Rizwanul Haque, SM Tareq Aziz, Tahrim Hossain +3
Proof-of-Work (PoW) systems face critical challenges, including excessive energy consumption and the centralization of mining power among entities with expensive hardware. Static m…
SEAM: A Secure Automated and Maintainable Smart Contract Upgrade Framework
Tahrim Hossain, Faisal Haque Bappy, Tarannum Shaila Zaman +1
This work addresses the critical challenges of upgrading smart contracts, which are vital for trust in automated transactions but difficult to modify once deployed. To address this…
ChainGuard: A Blockchain-based Authentication and Access Control Scheme for Distributed Networks
Faisal Haque Bappy, Joon S. Park, Kamrul Hasan +1
As blockchain technology gains traction for enhancing data security and operational efficiency, traditional centralized authentication systems remain a significant bottleneck. This…
Maximizing Blockchain Performance: Mitigating Conflicting Transactions through Parallelism and Dependency Management
Faisal Haque Bappy, Tarannum Shaila Zaman, Md Sajidul Islam Sajid +2
While blockchains initially gained popularity in the realm of cryptocurrencies, their widespread adoption is expanding beyond conventional applications, driven by the imperative ne…
Securing Proof of Stake Blockchains: Leveraging Multi-Agent Reinforcement Learning for Detecting and Mitigating Malicious Nodes
Faisal Haque Bappy, Tariqul Islam, Kamrul Hasan +2
Proof of Stake (PoS) blockchains offer promising alternatives to traditional Proof of Work (PoW) systems, providing scalability and energy efficiency. However, blockchains operate…
Impact of Conflicting Transactions in Blockchain: Detecting and Mitigating Potential Attacks
Faisal Haque Bappy, Tariqul Islam, Kamrul Hasan +2
Conflicting transactions within blockchain networks not only pose performance challenges but also introduce security vulnerabilities, potentially facilitating malicious attacks. In…
An Efficient and Scalable Auditing Scheme for Cloud Data Storage using an Enhanced B-tree
Tariqul Islam, Faisal Haque Bappy, Md Nafis Ul Haque Shifat +3
An efficient, scalable, and provably secure dynamic auditing scheme is highly desirable in the cloud storage environment for verifying the integrity of the outsourced data. Most of…